Yasushi NirasawaYasushi Nirasawa.

Yasushi Nirasawa (韮沢 靖, Nirasawa Yasushi; August 26, 1963, February 2, 2016) was a Japanese illustrator, character designer, and model maker born in Tochio, Niigata. He is well known for character designs in the Kamen Rider entries Kamen Rider Blade, Kamen Rider Kabuto, and Kamen Rider Den-O and the creatures called "Horrors" in the GARO series. Much of his early work as a designer and sculptor was featured in his Hobby Japan magazine column titled "Creature Core", which featured at least one of his sculptures in each monthly issue and was later collected as a hardcover book of the same name.