Thank you very much for your continued support. We sincerely apologize for the inconvenience, but we will be closed during the following period. Summer Vacation Period From Saturday, August 9, 2025, to Sunday, August 17, 2025. *Inquiries received during the closure will be addressed sequentially starting from August 18, 2025. We apologize for any inconvenience this may cause and appreciate your understanding.

Tekune Measurement aims to provide solutions to customers through the sale of measuring instruments such as dew point meters, contributing to the realization of technological innovation. As a result, we also uphold our management philosophy of contributing to the global environment. Although our efforts may be small, we would like to report that we have conducted a local cleaning activity. This marks the eighth time we have done so. ◆ Date of implementation: May 23, 2025 (Friday) ◆ Location: Near the Tekune Measurement headquarters (mainly along the Nikaryo waterway)

[WEB Information] We have renewed the English version of Tekhne Measurement's website! https://www.tekhne.co.jp/en/ Please take a look.

We would like to express our sincere gratitude for your continued support. We regret to inform you that we will be closed during the following period: Golden Week Holiday Period From April 26 (Saturday) to April 29 (Tuesday), and from May 3 (Saturday) to May 6 (Tuesday), 2025. *Inquiries received during the closure will be addressed sequentially starting from May 7, 2025. We apologize for any inconvenience this may cause and appreciate your understanding.

We sincerely apologize for the inconvenience, but due to an internal event, we will suspend some operations on January 17, 2025 (Friday). Shipments will continue as usual.

Thank you very much for your continued support. We sincerely apologize for the inconvenience, but we will be closed during the following period. Summer Holiday Period: From Saturday, December 28, 2024, to Sunday, January 5, 2025. *Inquiries received during the holiday period will be addressed sequentially starting from January 6, 2025. We apologize for any inconvenience this may cause and appreciate your understanding.

Dear Valued Customers, As of November 1, 2024, our Fukuoka Sales Office has expanded to four times its previous size to further advance our business and operations. New Address: A.R.K Building 201A, 2-17-5 Hakataekihigashi, Hakata Ward, Fukuoka City, Fukuoka Prefecture Phone Number: 092-477-7330 (no change) We aim to continue providing solutions for managing moisture in gases, contributing to the global environment and society. Our measuring instruments will enhance production efficiency in manufacturing sites and contribute to more environmentally friendly manufacturing practices. We appreciate your continued support.

Tekune Measurement aims to provide solutions to our customers through the sale of measuring instruments such as dew point meters, contributing to the realization of technological innovation. As a result, we also uphold our management philosophy of contributing to the global environment. Although our efforts may be small, we would like to report that we conducted a local cleanup activity. This marks our eighth time. ◆ Date of implementation: October 21, 2024 (Monday) ◆ Location: Near the Tekune Measurement headquarters (primarily along the Fuchu Highway)

Thank you very much for your continued support. We sincerely apologize for the inconvenience, but we will be closed during the following period. Summer Holiday Period From Saturday, August 10, 2024, to Sunday, August 18, 2024. *Inquiries received during the closure will be addressed sequentially starting from August 19, 2024. We apologize for any inconvenience this may cause and appreciate your understanding.

Tekune Measurement aims to provide solutions to customers through the sale of measuring instruments such as dew point meters, contributing to the realization of technological innovation. Additionally, as a result, we have set the contribution to the global environment as part of our management philosophy. Although our efforts may be small, we would like to report that we have conducted a local cleanup activity. This is the seventh time we have done so. ◆ Date of implementation: May 21, 2024 (Tuesday) ◆ Location: Near the Tekune Measurement headquarters (mainly along the Nikaryo waterway)

Thank you very much for your continued support. We sincerely apologize for the inconvenience, but we will be closed during the following period. Golden Week Holiday Period From Saturday, April 27, 2024, to Monday, May 6, 2024. *Inquiries received during the closure will be addressed sequentially starting from May 7, 2024. We apologize for any inconvenience this may cause and appreciate your understanding.

As of December 1, 2023, we have expanded and renovated the calibration room at the Tekune Measurement headquarters and have begun operations. Additionally, we have been conducting our control panel business at the Shimono-gae factory, but we have now integrated the manufacturing of dew point meters and started operations. Since we cannot show you many photos of the calibration room, we look forward to your visit. We aim to contribute to the global environment and society by providing solutions for moisture management in gases to our customers. Our measuring instruments will enhance production efficiency in manufacturing sites and contribute to more environmentally friendly production. We appreciate your continued support.

Thank you very much for your continued support. We sincerely apologize for the inconvenience, but we will be closed during the following period. Summer Holiday Period: From Friday, December 29, 2023, to Thursday, January 4, 2024. *Regarding inquiries made during the closure, we will respond sequentially starting from January 5, 2024. We apologize for any inconvenience this may cause and appreciate your understanding.

Techne Measurement Co., Ltd. will celebrate its 45th anniversary on November 20, 2023. We received a letter of appreciation from Ms. Yuriko Koike (Chairperson of the Tokyo Branch of the Japanese Red Cross) in honor of our 45th anniversary. Techne Measurement Co., Ltd. has the management philosophy of "realizing the happiness of society, customers, employees, and shareholders." As part of our social contribution efforts, we received a "letter of appreciation" for our donation activities to the Japanese Red Cross for the fiscal year 2023. We will continue to strive, albeit modestly, to contribute to society.

At Techne Measurement, we conduct fire prevention and disaster prevention training twice a year. This time, as a special training session, we collaborated with the Tokyo branch of the Japanese Red Cross to hold a lifesaving training course on November 13, 2023. During the training session, we learned about lifesaving procedures (CPR and how to use an AED) to prevent cardiac arrest until the emergency team arrives. All participants practiced using training mannequins and AEDs. Our company has installed AEDs in each building of our headquarters and Osaka office, so please let us know in case of an emergency.

Tekune Measurement aims to provide solutions to customers through the sale of measuring instruments such as dew point meters, contributing to the realization of technological innovation. As a result, we also uphold our management philosophy of contributing to the global environment. Although our efforts may be modest, we would like to report that we conducted a local cleanup activity. This marks our sixth time. ◆ Date of implementation: October 16, 2023 (Monday) ◆ Location: Near the Tekune Measurement headquarters (mainly along the Nikaryo waterway)

Dear Customers, As of September 1, 2023, the headquarters and technical center of Techne Measurement have expanded to 2.5 times their previous size to further advance and develop our business. Until now, we have been conducting our control panel business at the Shimono Factory, but by integrating the manufacturing of dew point meters and consolidating our operations, we expect to enhance convenience and improve efficiency. We aim to continue providing solutions for moisture management in gases to contribute to the global environment and society. Our measuring instruments will enhance production efficiency in manufacturing sites and contribute to more environmentally friendly manufacturing practices. We appreciate your continued support.

Notice of Shipping Operations Suspension Due to Headquarters/Technical Center Expansion Dear Customers, We sincerely apologize for the inconvenience, but due to the expansion of our headquarters/technical center, shipping operations will be suspended, and there may be delays in responding to some inquiries. We appreciate your understanding and cooperation during this time. Suspension Period: August 24, 2023 (Friday) to August 28, 2023 (Monday)

Thank you very much for your continued support. We sincerely apologize for the inconvenience, but we will be closed during the following period. Summer Vacation Period From Friday, August 11, 2023, to Wednesday, August 16, 2023. *Inquiries made during the closure will be addressed sequentially starting from August 17, 2023. We apologize for any inconvenience this may cause and appreciate your understanding.

Tekune Measurement aims to provide solutions to customers through the sale of measuring instruments such as dew point meters, contributing to the realization of technological innovation. As a result, we also uphold our management philosophy of contributing to the global environment. Although our efforts may be modest, we would like to report that we conducted a local cleanup activity. This marks our sixth time. ◆ Date of implementation: June 20, 2023 (Tuesday) ◆ Location: Near the Tekune Measurement headquarters (mainly along the Nikaryo waterway and Fuchu Highway)

Tekune Measurement aims to provide solutions to our customers through the sale of measuring instruments such as dew point meters, contributing to the realization of technological innovation. As a result, we also uphold our management philosophy of contributing to the global environment. Although our efforts may be modest, we would like to report that we conducted a local cleanup activity. This marks our fifth time. ◆ Date of implementation: May 22, 2023 (Monday) ◆ Location: Near the Tekune Measurement headquarters (mainly along the Nikaryo waterway)

Thank you very much for your continued support. We sincerely apologize for the inconvenience, but we will be closed during the following period. Golden Week Holiday Period: From April 29, 2023 (Saturday) to May 7, 2023 (Sunday) *Inquiries received during the closure will be addressed sequentially starting from May 8, 2023. We apologize for any inconvenience this may cause and appreciate your understanding.

We are pleased to announce that Techne Measurement Co., Ltd. has supplied an oxygen concentration meter for the methylcyclohexane (MCH) production demonstration plant project utilizing Direct MCH, which ENEOS Corporation is implementing in Brisbane, Australia. *For details about this project, please refer to the ENEOS Corporation press release dated January 30, 2023: https://www.eneos.co.jp/newsrelease/upload_pdf/20230130_01_01_1170836.pdf Our company is committed to contributing to the global environment and society by providing solutions for moisture management in gases. Our measurement instruments enhance production efficiency in manufacturing sites and contribute to more environmentally friendly manufacturing. We recognize that if this project is successfully demonstrated and hydrogen becomes abundant domestically, it will have a significant impact on CO2 reduction and a carbon-neutral society. We hope to contribute, albeit modestly, to the success of this project.

Thank you very much for your continued support. We sincerely apologize for the inconvenience, but we will be closed during the following period. Summer holiday period: From Thursday, December 29, 2022, to Wednesday, January 4, 2023. *Inquiries made during the holiday period will be addressed sequentially starting from January 5, 2023. We apologize for any inconvenience this may cause and appreciate your understanding.

Tekune Measurement aims to provide solutions to customers through the sale of measuring instruments such as dew point meters, contributing to the realization of technological innovation. As a result, we also uphold the contribution to the global environment as part of our management philosophy. Although our efforts are modest, we would like to report that we conducted a local cleanup activity. This is the fourth time we have done so. ◆ Date of implementation: November 22, 2022 (Tuesday) ◆ Location: Near the Tekune Measurement headquarters (mainly along the Nikaryo waterway)

Tekune Measurement aims to provide solutions to customers through the sale of measuring instruments such as dew point meters, contributing to the realization of technological innovation. Additionally, as a result, we also uphold our management philosophy of contributing to the global environment. Although our efforts are modest, we would like to report that we have conducted a local cleanup activity. This marks our third time doing so. ◆ Date of implementation: October 24, 2022 (Monday) ◆ Location: Near the Tekune Measurement headquarters (primarily along the Nikaryo Waterway)

An interview with our representative director and president, Nagatani, was published in the Nikkan Kogyo Shimbun (October 17, 2022). ● Regarding dew point meters ● Regarding the registration of dew point meters Please take a look at the related links.

Our company has been featured in the Nikkan Kogyo Shimbun (September 27, 2022) for being certified as a "Kawasaki SDGs Gold Partner." Tekune Measurement Co., Ltd. has been certified as a "Kawasaki SDGs Gold Partner" by the city of Kawasaki for its efforts towards achieving the SDGs. The "Kawasaki SDGs Partner" program is a certification system for companies and organizations that work together with the city of Kawasaki towards achieving the Sustainable Development Goals (SDGs) for a sustainable future where "no one is left behind." Certification as a "Kawasaki SDGs Gold Partner" is granted not only for efforts towards achieving the SDGs but also for conducting self-assessments and setting future goals.

Techne Measurement Co., Ltd. has been certified as a "Kawasaki SDGs Gold Partner," a company engaged in initiatives aimed at achieving the SDGs from its headquarters in Kawasaki City. Our corporate philosophy is to contribute to the global environment and to realize the happiness of society, customers, employees, and shareholders. Based on this philosophy, we will work on the following goals as a Kawasaki SDGs Partner. SDGs Goals that Techne Measurement is committed to: 1) Reduce Japan's CO2 emissions by one millionth through our products. 2) Reduce the turnover rate of full-time employees by 50%. - Increase sales per person by 20% from the current level. 3) Achieve a ratio of over 30% for managers who are women, non-Japanese, or persons with disabilities. The "Kawasaki SDGs Partner" program certifies companies and organizations that work together with Kawasaki City towards achieving the SDGs (Sustainable Development Goals) with the aim of a sustainable future where "no one is left behind." Not only do they engage in efforts to achieve the SDGs, but they also conduct self-evaluations and set future goals to be certified as "Kawasaki SDGs Gold Partners."

Techne Measurement Co., Ltd. has been manufacturing and selling domestically produced dew point meters since 2006, and has continuously donated a portion of our profits to the Japanese Red Cross Society. We are pleased to announce that we have received the Blue Ribbon Medal. The award ceremony was held on July 26, 2022, at the Tokyo branch of the Japanese Red Cross Society, where the branch secretary, Mr. Nobuaki Yabe, presented the certificate of commendation to our president, Mr. Toshikuni Nagatani. - Comment from President Toshikuni Nagatani It is an immense honor to receive the Blue Ribbon Medal from His Majesty the Emperor. Our company is committed to contributing to the global environment and society by providing solutions for moisture management in gases to our customers. Our measuring instruments improve production efficiency in manufacturing sites and contribute to more environmentally friendly manufacturing. In recent years, we have seen an increase in disasters such as heavy rains, typhoons, and earthquakes due to abnormal weather. Therefore, in addition to contributing to the global environment indirectly through our products, we have decided to donate to the Japanese Red Cross Society, which provides various support to those suffering from disasters. We hope to continue to support the global environment and local communities, albeit in a small way, and we appreciate your continued support.