|This article is about a costume designer in the Kamen Rider Series.|
Yasushi Nirasawa (韮沢 靖, Nirasawa Yasushi) was a Japanese illustrator, character designer, and model maker. His more known works are the character designs for the Undead in Kamen Rider Blade, the Worms of Kamen Rider Kabuto, and the Imagin of Kamen Rider Den-O. He also designed the Horrors of GARO and was a character designer for the Devilman franchise. In 2009, he was brought onto the productions of Kamen Rider Decade, the Cho-Den-O Series, and Kamen Rider G in designing the Paradoxa Undead, the Alligator Imagin, the villains Goludora and Shilubara, and the Phylloxera Worm, respectively. His designs for the various Kamen Rider Series productions are published in UNDEAD GREEN BLOOD, GITAI, and SAY YOUR WISH.
He died of renal failure on February 2, 2016, aged 52.
- "仮面ライダーディケイド 第10話 ファイズ学園の怪盗｜東映［テレビ］". http://www.toei.co.jp/tv/decade/story/1188387_1564.html. Retrieved 2009-03-21.
- "【訃報】クリーチャーデザインで有名な韮沢靖さん(52)が死去。『牙狼-GARO-』や『仮面ライダー』シリーズなど". http://blog.esuteru.com/archives/8493614.html. Retrieved 2016-02-05.