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News & Media


Exciting Collaboration Begins: Saishunkan Pharmaceutical × Watasumi!
A press release has been issued by Saishunkan Pharmaceutical Co., Ltd., known for its “Domohorn Wrinkle” brand, announcing the start of a joint demonstration experiment with Watasumi!
Oct 31


Watasumi has been registered as an Okinawa SDGs Partner!
The Okinawa SDGs Partners are companies and organizations that promote the SDGs to the people of Okinawa, and Watasumi is working on...
Oct 8


The WIPO Green Technology Book – EXPO 2025 special edition was launched on October 4 at Expo 2025, in Osaka, Japan
The World Intellectual Property Organization (WIPO) Green Technology Book focuses on energy technologies addressing climate change in the...
Oct 7


Watasumi was featured in J-POWER's Innovation Catalog!
We're excited to share that our technology and founding story were featured on Innovation Catalog , the media platform run by J-POWER...
Oct 1


J-POWER Invests in Watasumi!
We are pleased to announce that J-POWER (Electric Power Development Co., Ltd.), a major player in the energy sector, has decided to...
Oct 1


Watasumi Interview by Spirete Has Been Released!
沖縄から世界へ。Watasumiが挑む、持続可能な排水処理の未来|Watasumi代表 Davidさんインタビュー https://www.spirete.com/post/watasumi_250515
May 19
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