Takahiro Nishijima (born September 30, 1986) is a Japanese singer and actor. In 2013, he started his solo career as 'Nissy' as a self-produced artist. In 2019, he became the youngest Japanese male solo artist ever to complete a four-dome tour. In 2022, he completed his largest scale 6 Major Dome Tour [Nissy Entertainment 4th LIVE 〜DOME TOUR〜] This accomplishment is only the second solo artist in Japanese history. All the tickets were sold out with total of 450,000 audiences. In 2024, he will become the first solo artist in history to tour the six major domes nationwide for the second time. This tour is expected to attract 450,000 people.