Koichiro Yasukawa

Part of Shinnihon Corp., Ken Ken Co., Ltd. is a Japanese company that provides civil engineering and construction services. The company is based in Tokyo, Japan. Ken Ken Co. was acquired by Shinnihon Corp. from Phoenix Capital Co. Ltd. on October 03, 2006 for $17.07 million.

Part of Shinnihon Corp., Shinnihon Fudousan KK is a Japanese company that provides real estate services. The company is based in Fukuoka, Japan.

Part of Shinnihon Corp., Rehouse Build Japan KK is a Japanese company that provides construction services. The company is based in Chiba, Japan.

Part of Shinnihon Corp., Shinnihon Community KK is a Japanese real estate company that offers a wide range of newly built condominiums for sale in the Kanagawa, Chiba, and Tokyo areas. The company is based in Chiba, Japan. The company's "Excellent City" apartment series provides high-quality living spaces at appropriate prices, with a focus on fulfilling after-sales service. Shinnihon Community KK's sales system is entirely in-house, ensuring a seamless and reliable experience for customers.