日支 にっし Meanings Noun Japan and China (esp. before WWII) See also: 日支事変 (にっしじへん). Kanji 日 day. Read as ニチ. 支 support. Read as シ. Words containing 日支 日支事変 (にっしじへん) Second Sino-Japanese War (1937-1945) Jinuma: Japanese Dictionary · Word lists