After the War, they were both exiled to Satsuma Province in June 1160 by the retired Emperor Goshirakawa who actively ousted anti-Insei factions (those who were against the ruling by the retired Emperor), and when his father was killed as a criminal on their way to Satsuma under escort, Mitsumune killed himself to join his father.
しかし、乱の後に反院政派の排除を進める後白河上皇の手によって永暦元年（1160年）6月に父と共に薩摩国へ配流となり、護送中に父が誅殺されると光宗もその後を追って自害した。