He got people’s attention as a vocalist, winning Karaoke World Championship in both 2016 and 2017, and also a winner of numbers of karaoke competition on TV shows.

He made a major debut with 1^st single “Ai no katachi (Shape of my love)” in June 2018 with the out-of-world vocal ability and the emotional way of expressing th. e lyrics

1^st album “Communication” was released in January 2019. Then he completed Tokyo-Nagoya-Osaka tour in February. Reissued a debut single “Ai no Katachi”(Shape of my love) in June answering fans request.

In December, Kaizo won Rookie of The Year Award at “The 61^st Japan Record Award”.

Jury 10^th 2020, single “Suteki Na Hitoyo”(To my precious woman)

November 4^th 2020, single “Arigatou-tte Kizuiten” (Notice my “thank you”) duet with actress Shinobu Ohtake.

February 21^st , 2021, 2^nd album “Boku Ga Utau Wake” (The reason I sing).

Released digital single “Psychopath No Uta” on May 19^th, single “Tasogare” on August 25^th.