[4] His special skill is in beatboxing and this talent has been recognized by various other celebrities such as Rag Fair's Okkun[5] and Masi Oka.
[7][8] Nakamaru officially joined Johnny & Associates in November 1998[9] with bandmate Kazuya Kamenashi and agency mates Jin Akanishi, Takahisa Masuda, Taisuke Fujigaya and Ryōichi Tsukada, who were all in the same audition.
[10] On April 27, 2021, Nakamaru was revealed as the second member in a new Johnny's YouTube channel, ジャにのちゃんねる (Janinochaneru), led by Arashi's Kazunari Ninomiya.
His first manga work, called "Yamada-kun no zawameku jikan" (Yamada's noisy time), appears in the August issue of Kodansha's "Monthly Afternoon", released on June 23.
[19][20] In 2021, a new Johnny's YouTube channel called ジャにのちゃんねる (Jyaninochaneru), led by Arashi's Kazunari Ninomiya, was opened.
[27] On August 7, 2024, Shūkan Bunshun reported that Nakamaru had secretly met with a 20-year-old college student at a hotel.
[28] Nakamaru responded with an apology "to all concerned", through his agency, which also posted a comment regarding his "lack of awareness and responsibility".
Namadesu tabi sarada,[31] as well as YouTube channel "Yoninochannel", which posted on its community page the suspension of video updates until further notice.