长谷川 Traditional form: 長谷川 Pinyin (reading): Chánggǔchuān Definitions: Hasegawa (Japanese surname) Characters: 长 - long, lasting; to excel in 谷 - valley, gorge, ravine 川 - stream, river Traditional characters: 長 - long, lasting; to excel in 谷 - valley, gorge, ravine 川 - stream, river