[5] He participated in one of the longest matches in professional wrestling history, a 108-man battle royal at Tenka Sanbun no Kei: New Year's Eve Special, a cross-over event held between Big Japan Pro Wrestling, DDT and Kaientai Dojo from December 31, 2009, competing against other infamous wrestlers such as Great Kojika, Taka Michinoku, Kenny Omega, Abdullah Kobayashi,[6] and the winner of the match, Jun Kasai.

[7] He is known for his tenure with other promotions such as Ice Ribbon, where he worked his latest match on May 29, 2020 at Ice Ribbon Hiragi Kurumi 20th Birthday And Debut 10th Anniversary ~ Walnut Anniversary, where he teamed up with Hiragi Kurumi in a losing effort to Mochi Miyagi and Shigehiro Irie in an intergender tag team match.

[8] Takao won the AJPW World Junior Heavyweight Championship at Ryōgoku Peter Pan 2016, another cross-over event held by DDT and All Japan Pro Wrestling from August 28, 2016, where he defeated Hikaru Sato.

[14] The actual first time when he won the titles was at DDT Judgement 2012 on March 11, where he teamed up with former fellow New World Japan stable member Sanshiro Takagi to defeat Crying Wolf (Yuji Hino and Yasu Urano).

[15] Takao is a former multuple time Ironman Heavymetalweight Champion, lastly winning it in the first day of the D-Oh Grand Prix 2019 In Shin-Kiba, on December 7, 2018, where he defeated Tetsuya Endo in a match of the tournament's block B.