It is believed that since Nichiren had studied at Enryaku-ji Temple located on Mt. Hiei which had been established by Saicho, the founder of the Tendai sect originated from Chinese Tendai sect, Nichiren emphasized Hokke-kyo.
法華経の位置付けは、中国天台宗の流れを汲む天台宗の宗祖最澄の開いた比叡山延暦寺での修行の影響とされる。