Supporting material development with particle design and surface coating technologies! High-capacity materials for mobility

Supporting material development with particle design, doping, and surface coating technology! Proposing material shapes suitable for lithium-ion batteries.

last updated May 18, 2026

SEI Corporation Business Introduction (KRI Group)

From cell design based on user requirements to product commercialization technical support! We contribute to a mobility society with electrode and battery prototyping technology.

last updated May 18, 2026

"Realizing a lifespan 5 times longer" Provision of ultra-long-life battery samples

Successfully developed ultra-long-life rechargeable batteries, and started providing samples! Would you like to work together towards technology development and realization?

last updated Apr 21, 2026

Contributing to decarbonization through batteries with 5x longer lifespan! Ultra-long life and carbon footprint reduction technologies

What technology is truly necessary for batteries to contribute to the environment! Extending lifespan is the key to reducing CFP.

last updated May 18, 2026

Determining the limits of batteries! Engineers analyze degradation and thermal runaway mechanisms and propose solutions

Battery engineers make judgments based on mechanisms! They find solutions within the limits of batteries in terms of charging, heat, durability, and safety.

last updated May 18, 2026

Optimizing battery operation using digital twin technology | Degradation prediction simulations

Can batteries keep up with the digitalization of cars and infrastructure? A simulation model that reflects the state of the real world in real time.

last updated May 18, 2026

Realizing a mobility society considerate of people and the environment through mobility storage batteries

Smaller, longer-lasting, easier to use, and safer! Tackling challenges with KRI's battery-related technology.

last updated May 18, 2026

Realizing 5-minute charging for EVs! Advanced battery technology enabling ultra-fast charging

Aiming for 5-minute charging comparable to gasoline refueling! We will introduce technologies that contribute to the high efficiency and expansion of EV operations.

last updated May 18, 2026

Provision of ultra-long-life battery samples for space development.

Start of sample provision for ultra-long-life batteries to support the continuation of space missions.

last updated Jul 05, 2026

Provision of ultra-long-life battery samples for medical devices.

Long-life batteries that contribute to the reliability improvement of remote monitoring devices.

last updated Jul 05, 2026

Ultra-long-life battery sample for autonomous vehicles

Providing longevity technology for backup power supplies in autonomous vehicles.

last updated Jul 05, 2026

Sample provision of ultra-long-life batteries for smart grids.

Ultra-long-life batteries that contribute to frequency regulation in smart grids.

last updated Jul 05, 2026

Sample provision of ultra-long-life batteries for wearable devices.

A sample of a storage battery that achieves long lifespan required for constant wear.

last updated Jul 05, 2026

Ultra-long-life battery sample for drones

Start of sample provision for ultra-long-life batteries to extend drone flight time.

last updated Jul 05, 2026

Sample provision of ultra-long-life batteries for industrial robots.

Ultra-long-life batteries that contribute to extending the operating time of industrial robots.

last updated Jul 05, 2026

Sample provision of ultra-long-life batteries for renewable energy.

Start of sample provision for ultra-long-life batteries that realize the longevity of energy storage systems.

last updated Jul 05, 2026