Due to the recent repeated increases in the prices of various raw materials and packaging materials, as well as the rise in procurement and manufacturing costs including transportation and fuel expenses, our company has been implementing cost-cutting measures across all operations to absorb these rising costs. However, the situation has now exceeded the limits of corporate efforts. Therefore, it is with great reluctance that we announce a price revision for the products listed below. We sincerely ask for your understanding of the circumstances. We will continue to strive for stable supply and quality improvement of our products, and we hope for your continued patronage. - Implementation Date: Orders received from October 1, 2026 - Target Products: Curtain rails and related parts

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, provided art support for the TV Asahi series "Airport - GATE 24." This work is a drama about a special unit established to respond to the increasing number of foreign entrants and the worsening international issues, as they struggle to protect Japan's peace and safety against smuggling, counterfeit passports, terrorism, and international crime.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, provided art support for the Fuji TV series "GTO." This work features a former delinquent gang member and unconventional teacher who, despite being an unconventional and often disliked presence, tackles the underlying issues of his students with determination.

Toso Co., Ltd., a comprehensive interior manufacturer based in Chuo-ku, Tokyo (President: Masato Yaeshima), provided art support for the Fuji TV series "Tokyo middle 30." This work tells the story of three women who, envisioning a sparkling success story, come to the dream city of Tokyo from a regional city. They face the realities of love, work, and family—often not going as planned—sometimes crying together, helping each other, and laughing over trivial matters, as they search for their own lives at the turning point of "35 years old."

Tosoh Corporation, a comprehensive interior manufacturer based in Chuo-ku, Tokyo (President: Masato Yaeshima), provided art support for the Fuji TV series "Black Trick: The Lawyer Who Manipulates Judgment." This work features an unconventional protagonist who excels as both a skilled lawyer and a first-class architect, using fabricated "lies" as weapons to uncover the truth in an exhilarating legal drama.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, provided art support for the TV Asahi series "Summer-Colored Clouds Stir Up Love and Storms."

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, provided art support for the Fuji TV series "Goodbye Noir." This work is a police human drama featuring a former detective and a psychologist from the newly established Crime Victim Support Office at the Nishikebukuro Police Station, who support crime victims and their families to help them move forward in life again, providing initial assistance.

We have discovered that the "Hanging Bar H-2 Ceiling Type C" sold by our company from September 20, 2022, to April 10, 2026, may have a risk of the stop screw loosening under certain usage conditions, which could cause the main bar to detach from the joint components. If the main bar were to detach, it could lead to injuries or damage to property. Therefore, we kindly ask customers who are using the affected product to check the product name and the sales period and to contact the "Contact Center" below. For products sold during the affected period, we will provide free replacement or repair with the improved stop screws starting from July 1, 2026. We sincerely apologize for the significant concern and inconvenience this may cause our customers. We appreciate your understanding and cooperation. 【Contact Center】 (Support available from July 1, 2026) If you have any questions, please contact our dedicated recall inquiry hotline or the inquiry form on our company website.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, has completely renewed its official website for overseas markets. The overseas business is positioned as one of the key pillars in our future growth strategy, and we will further accelerate business expansion by globally promoting the high quality and design of "Made in Japan," which we have cultivated over many years. As Japanese companies expand overseas and the inbound market grows, we will support the creation of diverse spaces such as homes, hotels, and commercial facilities through our window-related products. Moving forward, we will continuously improve the website by reflecting the opinions of our overseas customers and partners, and expand collaboration opportunities with domestic and international companies. ■ Main features of the new site 1. Strengthening the brand story: We will intuitively convey TOSO's manufacturing philosophy. 2. Responsive UI/UX: Optimized for each device, allowing access to product information, catalogs, videos, and contact information in as few as three clicks. 3. English content and sustainability information: We have expanded English product specifications and included initiatives related to environmentally friendly materials and ISO-certified factories.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, will launch the light-dimming walk-through curtain "Sleene" nationwide starting June 1, 2026 (Monday). The light-dimming walk-through curtain "Sleene" is a new product that combines the softness of a curtain with high design quality created by its uniformly shaped curves, as well as a light-dimming function and a walk-through feature that allows for easy passage. Its sophisticated silhouette harmonizes naturally with the increasingly common large openings in windows. The fabric is available in easily selectable nuance colors. The mechanical colors are offered in three variations, including "greige," making it a lineup that is easy to propose for residential and non-residential markets seeking to create high-quality spaces.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, will launch a dedicated sheer curtain "Fuwari," ideal for the curtain style "Wave Style," known for its uniform and beautiful waves, nationwide starting June 1, 2026 (Monday). "Fuwari" achieves a natural and beautiful wave without shape-stabilizing processing, thanks to its lightweight georgette fabric and specialized sewing specifications. Additionally, the new catalog leverages the strengths of being a curtain rail manufacturer, allowing for a comprehensive proposal of rails and curtains in one book. This aims to alleviate challenges during implementation, such as "difficult sewing instructions" and "complicated size specifications," and establish Wave Style as a new standard around windows.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, will renew its dimmable roller shades "Lacouche" and "Bijic," and add new colors to the dual twin exclusive lace "Rire," which will be released nationwide starting June 1, 2026. The dimmable roller shades "Lacouche" and "Bijic" allow for flexible control of light during the day and night, beautifully enhancing the window area. With this renewal, the launch of series with "heat-shielding function" to ease the summer heat and series with "light-collecting function" to brighten the depths of the room will propose a more comfortable lifestyle tailored to different times and scenes. The vertical blinds "Dual Twin" combine thick fabric and lace. By adding dark-colored lace fabrics to the lineup, it becomes possible to unify the color tones with the thick fabric. This brings further cohesion and high-quality design to the window area.

Due to the recent escalation of tensions in the Middle East, there has been a rise in raw material prices and energy costs due to soaring crude oil prices, along with disruptions in the supply chain of crude oil and petroleum products. Consequently, there are some challenges emerging in the procurement of raw materials that our company sources, leading to an uncertain outlook regarding future procurement volumes and price trends. Our company will make every effort to maintain stable supply through measures such as securing inventory and reviewing production plans. However, depending on future circumstances, we may be forced to impose shipping restrictions, delays in delivery, or price revisions for our products. We will continue to monitor the situation closely and do our utmost to ensure stable supply, but if it becomes necessary to implement the aforementioned measures, we will inform you as early as possible. We kindly ask our customers for their understanding and cooperation regarding these circumstances.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, will hold the new product exhibition 2026 "The Next Living Begins: Expanding Proposals, Style Up Exhibition" starting with the Tokyo venue on May 14 (Thursday) and continuing in 15 cities nationwide. This time, under the theme "Style Up Exhibition," we will propose new products that realize a higher quality living space. We have prepared various items that enhance everyday life, focusing on new products that combine design and functionality ideal for living spaces. Additionally, we will welcome customers with experiential displays unique to the exhibition and introduce key points of our new product development, allowing visitors to see, touch, and experience the charm of our offerings. We invite you to visit a venue near you.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, has started a donation initiative for plastic bottle caps and used stamps as part of its sustainability efforts from the fiscal year 2025 (ending March 2026). The proceeds from the sale of the collected caps and stamps will be used to purchase vaccines for children in developing countries through the certified NPO "Japan Committee for Vaccines for the World's Children" (hereinafter referred to as JCV). This initiative not only supports children in developing countries but also contributes to reducing greenhouse gas emissions by recycling plastic bottle caps that would otherwise be incinerated. Additionally, since it is an initiative that employees can easily participate in, it is expected to enhance awareness of sustainability within the company. This year, activities have started mainly at business locations in the Tokyo and Ibaraki areas, such as the headquarters and the Tsukuba plant. Our group will continue to advance its sustainability efforts toward the realization of a sustainable society. Please check the attached materials for the cumulative donation results for the fiscal year 2025.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, has been certified as a "Health Management Excellent Corporation 2026" (large corporation category) on March 9 (Monday) by the Ministry of Economy, Trade and Industry and the Japan Health Conference. This marks the third consecutive year of certification following last year. Our company recognizes that "people" are the most important management resource, and we promote health management to ensure that all employees can work healthily and with peace of mind for the long term. We will continue to create an environment where all employees can work enthusiastically and with confidence. <About the Health Management Excellent Corporation Certification System> This system honors corporations, including large and small businesses, that practice particularly excellent health management based on initiatives that address local health issues and health promotion efforts promoted by the Japan Health Conference. For more details, please check the Ministry of Economy, Trade and Industry's website.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, is pleased to announce that we will be featured on TOKYO MX's "THE LEADERS - Manufacturing Companies Creating the Future" on February 24 (Tuesday). We will be sharing our thoughts on manufacturing and our future outlook. Please take a look. <Broadcast Overview> ■ Broadcast Date: February 24, 2026 (Tuesday) 19:55 - 20:00 ■ Broadcasting Station: TOKYO MX ■ Program Overview: This program focuses on the LEADERS (presidents) and technical LEADERS of companies representing the manufacturing kingdom of Kanto, showcasing "commitment to technology," "product development and management strategy," and "challenges looking towards the future." <Program YouTube> https://www.youtube.com/@THELEADERS-tv/featured *The program will also be uploaded to the official YouTube channel the day after the broadcast.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, will exhibit for the first time at the "Architecture and Building Materials Exhibition 2026" to be held at Tokyo Big Sight from March 3 (Tuesday) to March 6 (Friday), 2026. The Architecture and Building Materials Exhibition is one of Japan's leading comprehensive exhibitions showcasing a variety of products and services related to building materials and equipment for homes, stores, and buildings. At our booth, we will display the indoor drying rack "Laundry Bar," which won the Good Design Award 2025, and the "Hanging Bar," which is useful for storage and display. Both the Laundry Bar and Hanging Bar leverage Toso's expertise in curtain rail development, effectively utilizing limited space while featuring high interior design quality that blends seamlessly into the environment. We invite you to come and see our products. We look forward to your visit.

Due to the recent repeated price increases of various raw materials and packaging materials, as well as the rise in procurement and manufacturing costs including transportation and fuel expenses, our company has been implementing cost-cutting measures across all operations to absorb these rising costs. However, the situation has now exceeded the limits of corporate efforts. Therefore, it is with great reluctance that we announce a price revision for the products listed below. We sincerely ask for your understanding of the circumstances. We will continue to strive for stable product supply and quality improvement, and we hope for your continued patronage. - Effective Date: Orders received from March 2, 2026 (Monday) - Target Products: Aluminum Blinds (Spacy Series, Gradation Blinds) Electric Horizontal Aluminum Blinds (Intest Series) Vertical Blinds (Grante Series)

Toso Co., Ltd., a comprehensive interior manufacturer based by the window (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), has made a donation for reforestation activities in Indonesia through its local group company, P.T. TOSO INDUSTRY INDONESIA. Since the fiscal year 2009, our group has been continuously conducting reforestation activities in cooperation with the Forest Science Department of Bogor Agricultural University and the Walet Mountain Research Institute. Starting from the fiscal year 2011, we established a "donation for reforestation activities" as part of our shareholder benefit program, and we have made donations along with the equivalent amount of benefits for those who did not apply for this year's shareholder benefits. This year, we donated 654,000 yen. In the Republic of Indonesia, the reduction of forests due to excessive logging has become a serious issue, resulting in various problems. As a company based in the Republic of Indonesia and as a business that sells products made from wood materials, our group will continue to strive for global environmental conservation through reforestation activities.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, would like to announce that an interview article with our President, Masato Yaeshima, was published in the management media "Keido" on Friday, December 5. The article covers our business, current initiatives, and future outlook. Please take a look. <"Keido" Interview Publication Page> For more details, please visit the following URL. https://kei-do.com/space/472/

We have released an online seminar summarizing the features and usage points of our new electric curtain rail product, "Legato Como." (Viewing time: approximately 9 minutes) The release is for a limited time, so please take this opportunity to watch it. ──────────────────── ▼ What you can learn in this seminar ──────────────────── "What kind of product is Legato Como?" "How is it different from previous electric rails?" We will clearly answer these questions in the video. - A concise overview of the features and specifications of the new product - Explanation of why it can be said that "proposals are easy" - Advantages and applications of the battery-operated model that requires no wiring ────────────────────── ▼ Recommended for the following people ────────────────────── - Those who have a negative perception of electric curtain rails - Those who have seen an increase in proposals for electric products recently - Those who want to grasp the overall picture of the product first If any of these apply to you, please take a look.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, has made donations to Tsukuba Mirai City and Joso City in Ibaraki Prefecture utilizing the corporate version of the hometown tax system. In response, we received letters of appreciation from the mayors of both cities, and we would like to inform you of this. Our curtain rail factory is located in Tsukuba Mirai City, and our blind factory is in Joso City, from where we deliver products to various buildings across the country, including homes, hotels, schools, and medical facilities, as well as to windows around the world. As a company with factories in Tsukuba Mirai City and Joso City, we will continue our business activities rooted in the local community.

Toso Co., Ltd., a comprehensive interior manufacturer based in Chuo-ku, Tokyo (President: Masato Yaeshima), will exhibit at the "44th JAPANTEX 2025," one of Japan's largest international interior trade fairs, held at Tokyo Big Sight from November 19 (Wednesday) to November 21 (Friday), 2025. This year's booth theme is "WITH - Aiming for a More Beautiful Space, the Supporting Role." We will showcase the appeal of window-related products, focusing on wooden blinds to be released in June 2025 and curtain rails to be released in July. Additionally, we will present a total proposal to enrich living spaces by introducing a laundry bar that supports comfortable living. At the same venue, you can also see displays of curtain rails and wave-style curtains at "with Curtains 2025." We invite you to experience our exciting new products during this opportunity. We sincerely look forward to your visit.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima, hereinafter referred to as Toso), a comprehensive interior manufacturer by the window, has signed an agreement with its Indonesian sales agent PT. SUMBER SETIA ABADI (Headquarters: Jakarta, Indonesia / President: Andaru Djaja, hereinafter referred to as SSA) on September 1, 2025, to strengthen sales within Indonesia. The Republic of Indonesia, boasting the largest economy in Southeast Asia, has the fourth largest population in the world, with a continuing trend of increasing young population. In particular, due to the recent growth of the middle class, housing demand is expanding, especially in Jakarta. Our company has set overseas sales enhancement as a part of our management vision "Vision2025." By strengthening our collaboration with SSA, which has been dedicated to selling our products in the high-end market, including luxury hotels, offices, hospitals, and residences in Indonesia, we will enhance our product lineup aimed at capturing the rapidly growing middle-class market and accelerate our efforts. Moving forward, both companies will strive to expand their market share in Indonesia through proposals for products and services that meet local needs.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, appeared as a guest on Radio NIKKEI's "Interview with Business Leaders! Strengths and Human Resource Strategies" on June 11 (Wednesday). Program segment name: "Interview with Business Leaders! Strengths and Human Resource Strategies" Broadcast media: Radio NIKKEI 1 Broadcast date and time: June 11, 2025 (Wednesday) from 11:35 AM to 12:05 PM You can listen to the broadcast content from past program archives. For more details, please visit the program's website. Radio NIKKEI "Interview with Business Leaders! Strengths and Human Resource Strategies" https://www.radionikkei.jp/tsuyomi/20250611.html *You can listen to the June 11 broadcast from the right side of the linked page under "Apple Podcasts" or "Spotify."

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, has appeared as a guest on the internet radio program "Kumi Fujisawa's CEO Talk." In the program, we discuss our business activities, Yaeshima's journey so far, and future management strategies. Program name: "Kumi Fujisawa's CEO Talk" Broadcast media: Audio platform Voicy Broadcast dates: September 22 (Monday), September 24 (Wednesday), September 26 (Friday), 2025 Streaming starts at 7:30 AM each day (no streaming restrictions) You can listen to the broadcast content on the program's website. Voicy "Kumi Fujisawa's CEO Talk" URL: https://voicy.jp/channel/1714 *Since the program is internet radio, it will be available for listening after the broadcast dates.

Toso Publishing, a comprehensive interior manufacturer located by the window, Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), will release a book titled "30 Rules for Decorating in Scandinavian Style to Enhance Your Interior" in early October at bookstores nationwide. This book introduces 30 rules that unravel the charm of Scandinavian interiors, accompanied by 150 beautiful example photographs. Based on the concept of "creating a comfortable living space (hygge)" that the people of Scandinavia value, it offers simple and accessible ideas for decorating with lighting, fabrics, greenery, and small items. Additionally, the opening feature visits the homes of people practicing Scandinavian style, showcasing their "personal rules" that are implemented in real life. This book is filled with tips that can be enjoyed effortlessly in daily life. It serves as an opportunity to incorporate the simple and refined essence of Scandinavian style into everyday life and create a space that reflects one's individuality. It is a must-read for those planning to redecorate or move, those interested in interior design, and those who wish to incorporate Scandinavian style into their lives.

Toso Co., Ltd. (Headquarters: Chuo-ku, Tokyo / President: Masato Yaeshima), a comprehensive interior manufacturer by the window, will launch its new electric curtain rail product "Legato Como" nationwide on October 1, 2025 (Wednesday). "Legato Como" features a compact design that fits neatly in living rooms and bedrooms, harmonizing naturally with the space. It can accommodate front mounting, double bracket installation, and curved processing, allowing for flexible adaptation to various installation environments. Additionally, a battery-operated motor that does not require a power outlet can be selected, making it easy to install even in areas around windows where power sources are difficult to access. It supports the creation of more comfortable spaces as a new standard for electric curtain rails in homes. 【Features】 - Compact & Silent Dedicated Curtain Motor A compact dedicated motor with a diameter of 42mm x 42mm. The operating sound is quieter than that of manual curtain rails, making it comfortable to use even in bedrooms. - Battery-operated with no wiring required It can be installed even when it is difficult to place an outlet near the window. It can be used for about six months on a single charge (with a product width of 2m and two opening and closing operations per day).

We have released an online seminar summarizing the features and usage points of the curtain rails that were renewed in July 2025. (Viewing time: approximately 10 minutes) The release is for a limited time, so please take this opportunity to watch it. ──────────────────── ▼ What you can learn in this seminar ──────────────────── - Introduction to the key points of "Flow," which is ideal for scenes where design is a concern, such as partitioning wide spaces and accommodating wave styles. - Explanation of the design of the decorative rail "Monoblend 16," which incorporates simple and nuanced colors. - New colors have been introduced for picture rails and functional rails! ────────────────────── ▼ Recommended for ────────────────────── □ Those proposing curtain rails for offices, commercial facilities, and residences. □ Those who want to know the key selling points of new products in a short time. □ Those who want to learn about the features of curtain rail functions and designs. If any of these apply to you, please take a look.