In 2006 he won the 1st prize in middle high school section of the 60th Student Music competition of Japan.
At the same time he has got special prizes such as Tsuzuki music prize, Uzuka prize and Togi prize.
In 2007 Tatsuki won the first prize at Tokyo Music Competition and Audience award.
In 2008 he won the Grand Prix in The 29th Kirishima International Music Festival and was a semi finalist at the 59th Paganini International Violin Competition.
In 2009 he has got Académie Maurice Ravel prize and IMA prize. In the same year he won the Second prize at the 78th Japan Music Competition and E Nakamichi award.
He already performed with many orchestras in Japan such as Nagoya Philharmonic conducted by Ryusuke Numajiri, Japan Philharmonic and Tokyo Philharmonic with Toshiaki Umeda, Tokyo Symphony with Norichika Iimori and Tomomi Nishimoto, and New Japan Philharmonic with Ken-ichiro Kobayashi.
Tatsuki graduated from Toho Gakuen High School in Mach 2010.

In 2010 he has got Grand prix and award SACEM in international violin competition Marguerite Long-Jaques Thibaud.
He has learned Violin under Masako Sawada, Eiko Ichikawa, Hamao Fujiwara,Svetlin Roussev,Florin Szigeti and Jean-Jacques Kantorow.