He was from the first crop of foals sired by Duramente, who won the Satsuki Sho and the Tokyo Yushun and was named Best Three-Year-Old Colt in Japan for 2015.

[6] Titleholder began his track career in a contest for previously unraced two-year-olds over 1800 metres on firm ground at Nakayama Racecourse on 4 October when he started the 1.3/1 favourite in a fourteen-runner field.

[8] For his third and final run of the year Titleholder was stepped up in class and distance to contest the Grade 1 Hopeful Stakes over 2000 metres at Nakayama Racecourse on 26 December and went off at odds of 19.5/1.

He raced in second place and briefly disputed the lead early in the straight but was outpaced in the closing stages and came home fourth behind Danon The Kid, Orthoclase and Yoho Lake.

Ridden by Takeshi Yokoyama he led from the start and kept on well in the straight to win by one and a quarter lengths from Schnell Meister and Danon The Kid.

[14] After the summer break Titleholder returned for the Grade 2 St Lite Kinen (a trial for the Kikuka Sho) over 2200 metres and started the 1.9/1 favourite.

In the Kikuka Sho over 3000 metres at Hanshin Racecourse on 24 October the colt started the 7/1 fourth choice in the betting behind Red Genesis (Kyoto Shimbun Hai), Stella Veloce (Kobe Shimbun Hai) and Orthoclase while the other fourteen contenders included Asamano Itazura, Victipharus (Spring Stakes) and Weiss Meteoe (Radio Nikkei Sho).

Ridden by Kazuo Yokoyama he started the 9.2/1 fourth choice in the betting, he raced in second place for most of the way before taking the lead in the straight but was overtaken in the last 100 metres and came home fifth behind Efforia.

Titleholder began his third campaign in the Grade 2 Nikkei Sho over 2500 metres at Nakayama on 26 March when he was ridden by Kazuo Yokoyama and started odds-on favourite against fifteen opponents.

He led from the start and repelled several challengers in the straight to win by a neck from the six-year-old Boccherini[16] Toru Kurita later commented "I thought the others were going to catch him in the stretch, but he reached down and found some more and held his ground.

Kazuo Yokoyama sent Titleholder into the lead from the start and opened up a big advantage before restraining the colt approaching the final turn.

With Kazuo Yokoyama he went off the 3.2/1 second favourite behind Efforia in an eighteen-runner field which also included Daring Tact, Panthalassa (Dubai Turf), Stay Foolish (Dubai Gold Cup), Deep Bond, Hishi Iguazu (Nakayama Kinen), Meiner Fanrong, Potager (Osaka Hai), King of Koji (American Jockey Club Cup), Gibeon (Kinko Sho) and Win Marilyn (Sankei Sho All Comers).

[24] He was then entered in to the Japan Cup, where he ran a distant second for most of the race behind Panthalassa, before being passed by Equinox, Liberty Island, Stars on Earth, and Do Deuce, ultimately finishing at fifth place.