I’ve been quite fond of Japanese art for a while, from Hokusai to the tattoo designs of Hiroshi.   Here are some more modern Japanese artists who I am quite fond of:

Hisashi Tenmyouya

http://www3.ocn.ne.jp/~tenmyoya/goods/goods.html

Ai Yamaguchi
Akira Yamaguchi
Fuyuko Matsui
Kumi Machida