Later, he was put in the junior group Ya-Ya-yah and became the secondary lead vocalist after Kota Yabu.
On September 21, 2007, he debuted and began performing as a member of Hey!
In 2009, he graduated from Horikoshi High School alongside Taiyo Ayukawa and actress Saki Fukuda.
[2] He plays bass guitar in their concerts and even displayed talents in composing and lyrics writing on their first studio album JUMP No.
On August 12, 2024, Yaotome announced his marriage to a non-celebrity woman via Nippon Television Live.