係助 けいじょ Also written かかりじょ Meanings Noun binding particle (used in dictionaries) See also: 係助詞 (かかりじょし). Kanji 係 connection. Read as ケイ. 助 help. Read as ジョ. Words containing 係助 係助詞 (かかりじょし) binding particle (e.g. "ha", "mo", "koso", "shika") Jinuma: Japanese Dictionary · Word lists