Daiichi Kosho. 

Daiichikosho Co., Ltd. is a Japanese enterprise primarily focused on the distribution and leasing of commercial-grade karaoke equipment. The company also provides digital content for online karaoke platforms, offers background music (BGM) broadcasting, and delivers various web-based services. Furthermore, it produces and disseminates music and video software. Beyond these activities, Daiichikosho operates a chain of karaoke parlors and restaurants under the BIG ECHO brand, and its services extend to property leasing and other miscellaneous provisions. The firm was established in 1971 and is headquartered in Tokyo, Japan.