The Toji are enjoying their time in the hot springs at a ryokan in the mountains. However, the hot spring is especially prized by Kiyoka and Hiyori. Believing firmly in the hidden benefits of the hot spring, Kiyoka and Hiyori head straight for the large open bath.
A sodium hydrogen carbonate 
spring, primarily effective
كربونات هيدروجين الصوديوم في النبع
تساهم بشكل فعّال
Eine Natriumhydrogenkarbonat-Quelle,
wirksam gegen
Manantial de carbonato de hidrógeno,
Manantial de carbonato de hidrógeno.
Carbonate de sodium.
Terme a base di bicarbonato di sodio, 
efficaci principalmente
Uma terma eficaz pelo
hidrogenocarbonato de sódio
Источник с двууглекислым натрием,