惑星間物質 わくせいかんぶっしつ Meanings Noun interplanetary matter Kanji 惑 bewilder. Read as ワク. 星 star. Read as セイ. 間 interval. Read as カン. 物 thing. Read as ブツ. 質 quality. Read as シツ. Word lists Astronomy Jinuma: Japanese Dictionary · Word lists