The Gofukakusa in was not happy about the situation, he demonstrated his dissatisfaction by declining from his position as the retired emperor and to receive the respected name in 1275, Sanekane SAIONJI, who was the Kanto Moshitsugi in this period and favored the Retired Emperor Gofukakusa, negotiated with the regent, Tokimune HOJO, he succeeded to have Gofukakusa's Prince, Imperial Prince Hirohito (the Emperor Fushimi) to become Crown Prince in the same year.
これに不満を抱いた後深草院は、翌建治元年（1275年）、太上天皇の尊号辞退と出家の意思を表明し、時の関東申次で後深草院寄りの西園寺実兼が執権北条時宗と折衝し、後深草天皇の皇子熈仁親王（伏見天皇）を同年中に立太子させることに成功した。