1. asobitomodachi   playmate   teammate   workmate   comrade   Hint Half-n-half Clue   2. douryou   colleague   fianceé   workmate   girlfriend   Half-n-half Clue   3. nakama   companion   neighbor   girlfriend   friend   Half-n-half Clue   4. doukyuusei   classmate   acquaintance   fianceé   lover   Half-n-half Clue   5. ryouuu   comrade   fiancé   neighbor   playmate   Half-n-half Clue   6. shinrui   companion   relative   playmate   fiancé   Half-n-half Clue   7. koibito   fianceé   playmate   lover   fiancé   Half-n-half Clue