However, Tachihara made a break with Yukoku because they had different ideas about the compilation of Dainihonshi and Yukoku was dismissed since he submitted a written opinion sealed and presented to the lord of the Domain Harumori TOKUGAWA while he was suspended by Tachihara.
しかし、立原との大日本史編纂を巡る考え方の違いや、立原に謹慎を申し渡されていた中で藩主徳川治保へ封事を提出して免職されるなどしたため、立原は絶交。