ピアニスト。1974年生まれ鎌倉育ち。

洗足学園ジャズコースで山下洋輔に師事、卒業後は米バークリー音楽大学に留学。帰国後「渋さ知らズ」や「鈴木勲OMA SOUND」で活躍し、坂田明や森山威男、小山彰太、田中泯とも共演を重ねる。

2008年、初リーダーアルバム『スガダイローの肖像』（ゲストボーカル・二階堂和美 3曲参加）を発表。2010年には山下洋輔とのデュオライブが実現。自己のトリオ（東保光 b、服部マサツグ ds）での活動のほか、向井秀徳（ZAZEN BOYS）、七尾旅人、中村達也（LOSALIOS、ex:BLANKEY JET CITY）、志人（降神、TriuneGods）、灰野敬二、U-zhaan、仙波清彦、MERZBOW、吉田達也(ルインズ、是巨人、ZENI GEVA)らと即興対決を行う。
2011年に『スガダイローの肖像・弐』でポニーキャニオンからメジャーデビューを果たし、2012年には初のソロ・ピアノ作品『春風』、志人との共作アルバム『詩種』、2013年自己のトリオにて「刃文」、2014年「山下洋輔×スガダイロー」をvelvetsun productsよりリリース。

Pianist, born in 1974 and raised in Kamakura.

He studied under Yosuke Yamashita at Jazz Course of Senzoku Gakuen College of Music, and then went to Berklee College of Music. After coming back to Japan, he played in bands as “Shibusa Shirazu” and “Isao Suzuki’s Oma Sound”, and also played with many artists including Akira Sakata, and Shota Koyama, and Min Tanaka.

In 2008, he released his first album “Suga Dairo’s Portrait” in which Kazumi Nikaido sings in 3 tracks as a guest vocal, and in 2010, he managed to have a duo live with Yosuke Yamashita. Other than playing in his own trio with Hikaru Toho(b) and Masatsugu Hattori(ds), he made various improvisation battles with such as Shutoku Mukai(ZAZEN BOYS), Tabito Nanao, Tatsuya Nakamura(LOSALIOS, ex:BLANKEY JET CITY), Shibitt(Origami, TriuneGods), Tatsuya Yoshida(Ruins, Korekyojin, Zenigeba), U-zhaan,Keiji Haino, Kiyohiko Senba, and MERZBOW. In 2011, he made his major debut album “Suga Dairo’s Portrait 2” from PONY CANION in 2011, and released his first piano solo album “Harukaze”, and a collaboration album “Utatane” with Shibitt from velvetsun products in 2012.