hyaku-nen ni ichido no ōamethe heavy rain that happens once every 100 years

→ Yamashina no Kowata no yama o uma wa aredo kachi yori waga koshi na o omoikaneteThrough the mountain of Kowata, Yamashina, although I have a horse, I've come on foot, unable to suppress my feelings for thee.

warui kuse o naosubreak a bad habit

genzō tanku ni teichakueki o sosogupour the fixer into the developing tank