1967
Established Shinseiken Co., Ltd.
(Chinese restaurant)
1970
Started chain development under the name of Joshu Ramen6 stores in peak season
August 1990
Started operating karaoke boxes
1990
December 1993
Opened the first Karaoke Manekineko store (Maebashi-koaigi store, Gunma)

August 1995
Hiroshi Koshidaka appointed as CEO
June 1997
Started opening karaoke locations at existing buildings (Isesaki store, Gunma)
March 2000
Changed the organizational structure and the trade name to KOSHIDAKA Co., Ltd.
December 2004
Opened 100th Karaoke Manekineko store
(Beppu-souen store, Oita)
June 2007
Listed on JASDAQ
2007
April 2010
Opened 300th Karaoke Manekineko store
(Ashikagaas-akura store, Tochigi)
September 2010
Changed the organizational structure and the trade name to KOSHIDAKA HOLDINGS Co., Ltd.
June 2011
Opened the first overseas Karaoke Manekineko store in South Korea (Gangnam store, Seoul)
November 2011
Started One Kara, a karaoke box solely for people who sing alone (Kanda Ekimae store, Tokyo)

November 2013
Established KOSHIDAKA INTERNATIONAL PTE.LTD.
February 2014
Acquired K BOX ENTERTAINMENT GROUP PTE.LTD.
Started Karaoke operations in Singapore (the second foreign country)
July 2014
Moved headquarters operations to Tokyo
October 2014
Established KOSHIDAKA Business Support Co., Ltd.
April 2015
Acquired Moon Corporation (operates karaoke rooms mainly in Kanagawa prefecture)
March 2016
KOSHIDAKA Facilities Co., Ltd. merged with KOSHIDAKA IP Management Co., Ltd. and changed the trade name to KOSHIDAKA Products Co., Ltd.
November 2016
Listed on the First Section of the Tokyo Stock Exchange
2016
July 2017
Opened the 500th Karaoke Manekineko store
(Nakasukawabata Ekimae store, Oita)
July 2018
Started karaoke operations in Malaysia (the third foreign country)
February 2019
Opened the first Karaoke Manekineko store in Thailand (the fourth foreign country)
September 2019
All Karaoke Manekineko locations became completely smoke-free
March 2020
Opened the first Karaoke Manekineko store in Indonesia (the fifth foreign country)
April 2022
To TSE prime market
2022
July 2023
Head office functions moved to Dogenzaka, Shibuya-ku, Tokyo.
2023
2024
