Browse collection / 温泉特集

Oil-Smelling Onsens in Japan / 日本の油臭・モール泉特集

Browse the rare Japanese springs with petroleum-like or earthy moor-water character, from Niigata oddities to Hokkaido classics. This page combines direct Yumo.to guide links with structured signals like spring type, summaries, pH, and source backing so you can scan the strongest matching pages first.

Matched onsens / 対象温泉
10
Prefectures / 都道府県
6
Last updated / 最終更新
2026-03-31

Selection notes / 選定の考え方

  • Source-backed pages / 出典ありページ
    10
  • Prominent official source / 公式色の強い出典
    6
  • Linked guides / 関連ガイド
    1

Featured picks / 注目の温泉

More from the directory / さらに探す

Related guides / 関連ガイド

Trust & contact / 信頼性情報