The faction of Saiwai-club was a union of medium and small parliamentary factions in the House of Peers (Japan) led by the Tea Party group from the late Meiji period to the early Showa period.
幸倶楽部派（さいわいくらぶは）とは、明治後期から昭和初期にかけて茶話会を中心とした貴族院_(日本)の中小院内会派の連合組織。