Koji Masuda

Part of Ai Holdings Corp., NANO SOLTECH Japan, Inc. engages in buying and selling new and used semiconductors. The private company is based in Yokohama-shi, Japan. The Japanese company was founded in 2011. The CEO is Koji Masuda. NANO SOLTECH Japan was acquired by Ai Holdings Corp. on February 18, 2022.

Part of Ichishin Holdings Co., Ltd., Ichishin KK is a Japanese company that operates learning schools and preparatory schools in Japan. The company is based in Tokyo, Japan. Its offerings include "Ichin Gakuin" for junior high school and high school examinations, "Ichin Preparatory School" for university entrance examinations, "Jitaro Juku" provided by individuals, and tutors and video lessons. The company provides exam preparation guidance, regular test countermeasures, intermediate and terminal exam preparation, and internal application countermeasures.