循環系 じゅんかんけい Meanings Noun circulatory system (blood, lymph, etc.) Kanji 循 circulate. Read as ジュン. 環 loop. Read as カン. 系 system. Read as ケイ. Words containing 循環系 循環系統 (じゅんかんけいとう) circulatory system (blood, lymph, etc.) Jinuma: Japanese Dictionary · Word lists