How do you say rainbow in Japanese?
— 虹 (にじ, niji); 虹


Generic synonyms for rainbow in Japanese
bow弓 (ゆみ, yumi)
hope希望 (きぼう, kibō), 願望 (がんぼう, ganbō)
Group relationships for rainbow in Japanese
sky空 (そら, sora); 大空 (おおぞら, ōzora)