 Takashi made his debut for Eibar on 23 September 2015, starting and providing one assist in a 2–2 draw against Levante.He scored his first league goal for Eibar on 10 January 2016 in a 2–1 win against RCD Espanyol, scoring the first goal in the 15th minute of game and also providing assist for second goal.In April 2017, as the club was chasing a UEFA Europa League place, he was controversially called back to his homeland by Japan's prime minister to serve as a delegate for the visit of King Felipe VI of Spain to Japan.