Âm Hán Việt của そうした là "soushita".
*Legend: Kanji - hiragana - KATAKANA
[Dumb mode] Click a character below to look it up in Mark Kanji Dictionary. そ [so] う [u] し [shi] た [ta]
Mark Name Dictionary
*Looking up names of animals, plants, people and places. =動物名・植物名・人名・地名を引く=