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OOKUMA DIAMOND DEVICE manufactures diamond semiconductors for communications, radar, and other applications.
Founded in 2022 and based in Hokkaido, Japan, OOKUMA DIAMOND DEVICE manufactures and sells diamond semiconductor devices. These devices do not require a cooling system and are designed for uses including satellite communications, radar, post-5G mobile base stations, and oil exploration. In May 2023, it raised JPY 140 million in seed funding led by Coral Capital, with DeepTech Ventures and Globis Capital Partners participating.
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