火か星せいかせいCommon wordJLPTN1Freq.FrequencyTop 10,000Meanings1nounMars (planet)astronomyThe planet Mars. Used in astronomical contexts and everyday conversation.火か星せいは地ち球きゅうの隣となりの惑わく星せいです。Mars is the planet next to Earth.将しょう来らい、人にん