Daiichikosho

Karaoke & Leisure Services · Minato, Tokyo

Daiichikosho's commercial karaoke business sells and rents karaoke systems and supplies songs and video through its online karaoke service. Its venue business runs Big Echo karaoke rooms and other karaoke formats such as Karaoke Mega Big, alongside restaurants under a range of dining concepts, and it franchises the Karaoke CLUB DAM brand.

The DK Elder System uses songs and music for care-prevention activities that help older people maintain physical, oral and cognitive function. Other businesses include music and video production, background-music broadcasting for shops, parking operations and streaming karaoke. The company is based in Mita, Minato, Tokyo, and had 3,694 group employees as of 31 March 2026.