Mochitsu motaretsu (持ちつ持たれつ): holding and being held. Helping each other, sometimes giving help and sometimes receiving it.
Ayumiyoru (歩み寄る): to walk toward each other. Two sides with different views each give way on their conditions.
Itami wake (痛み分け): splitting the pain. In sumo, a bout declared a draw because one wrestler is injured. By extension, a dispute settled with both sides badly hurt.