2020.06 Set up Miraisousakujo TIME&STYLE Commerce Design Center Kazuo Hara Tokyo ZYCC Minato Makoto Tanijiri Masaki Takeuchi Toranomon Yokocho Katsuya Igarashi Kakeru Ohki Modulex Takuma Nishio 1668.00㎡ Yukiko Ito Yurie Eno Welcome Nippon Design Center The True Ai Yoshida Kenta Nagai

304rooms Nippon Hotel Taisei Corporation Arch Ceiling Kawasaki Katsuya Igarashi 17,328.98m² Jim Concert Hall Makoto Tanijiri Restaurant Ai Yoshida East Japan Railway Company Kanagawa 2021.04 Music Hotel JR East Design Corporation

Chiyoda Ai Yoshida Kandanishikicho Set up Yonige ISETAN MITSUKOSHI PROPERTY DESIGN Tobichi 1,830.00㎡ Katsuya Igarashi Gallery Tokyo Hobonichi Office Makoto Tanijiri Jimbocho Filaments Kakeru Ohki Radio Booth

Katsuya Igarashi Daiki Hirokawa 2020.09 Nagoya Loftwork Ai Yoshida Filaments Hidakuma RAYARD Hidafurukawa Hisaya-odoriPark FabCafe Makoto Tanijiri Aichi Café Fabrication

NAWAKENJI-M View Wood frame Renovation Kamakura Yuki Mitani Katsuya Igarashi 94.72㎡ Kanagawa 2018.10 Kitchen Window Filaments Extension Ai Yoshida Set up 2 storeys Makoto Tanijiri

Tokyo Katsuya Igarashi Kitchen 2018.09 1280.21㎡ Minato Makoto Tanijiri Ai Yoshida Ishizue Column Office