門戸開放 もんこかいほう Meanings Noun, の-adjective open door policy Kanji 門 gate. Read as モン. 戸 door 開 open. Read as カイ. 放 release. Read as ホウ. Words containing 門戸開放 門戸開放政策 (もんこかいほうせいさく) open door policy Word lists Yojijukugo (四字熟語) Jinuma: Japanese Dictionary · Word lists