≪The first in the industry≫Hot spring report with spring quality chart！On-site interviews at real hot spring inns, stories of actual bathing experiences, detailed explanations of the power of each type of hot spring.

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Insomnia（22 inns）

Hokkaido＞Central Hokkaido＞Otaru Asarigawa Onsen

OTARU KOURAKUEN

A popular ryokan with a large Japanese garden and 28 guest rooms with open-air baths

1 night/2 meals: From 16,000 yen
Day trip: From 2,000 yen

東北地方＞福島県＞磐梯熱海

湯のやど楽山

ほのぼのするお宿

1 night/2 meals: From 13,800 yen
Day trip: From 800 yen

関東地方＞神奈川県＞箱根・湯本

湯さか荘

昔ながらの温泉宿の雰囲気と混浴の庭園露天風呂を味わう宿

1 night/2 meals: From 13,650 yen
Day trip: From 8,400 yen

関東地方＞神奈川県＞箱根・塔ノ沢

元湯　環翠楼

箱根の温泉文化と歴史が生きづく登録有形文化財の宿

1 night/2 meals: From 18,900 yen
Day trip: From 11,600 yen

関東地方＞栃木県＞湯西川

上屋敷　平の高房

平家の落人伝説の秘湯といろり端料理の宿

1 night/2 meals: From 11,550 yen
Day trip: From 1,000 yen

関東地方＞栃木県＞那須高原

若喜旅館

上質でアート感覚あふれる小さな湯宿

1 night/2 meals: From 21,150 yen
Day trip: From 1,500 yen

関東地方＞群馬県＞谷川

旅館たにがわ

肌に優しい源泉かけ流しの温泉でストレス解消＆美肌効果

1 night/2 meals: From 21,150 yen
Day trip: From 1,500 yen

Kanto region＞Gunma prefecture＞Tanigawa Onsen

BETTEI SENJUAN

Luxurious onsen ryokan with open-air baths in all guest rooms

1 night/2 meals: From 41,730 yen
Day trip: From ‐ yen

関東地方＞群馬県＞谷川

檜の宿　水上山荘

温泉5つ星取得！加水せず循環しない源泉かけ流し。

1 night/2 meals: From 19,000 yen
Day trip: From - yen

中部地方＞長野県＞美ヶ原

旅館すぎもと

信州・松本の奥座敷・・・民芸とお酒と音楽が溢れる大人の湯宿

1 night/2 meals: From 19,050 yen
Day trip: From 6,320 yen

中部地方＞長野県＞上諏訪

上諏訪温泉しんゆ

神秘的な諏訪湖を眺めながらの湯浴みは癒やしのひと時

1 night/2 meals: From 16,720 yen
Day trip: From - yen

中部地方＞静岡県＞南伊豆・観音

観音温泉

奇跡の強アルカリ性温泉を湧出する奥伊豆の桃源郷

1 night/2 meals: From 10,650 yen
Day trip: From - yen

中部地方＞静岡県＞南伊豆・下田

野の花亭こむらさき

1日5組限定・極上のおもてなし　伊豆初の全室露天風呂付き客室の宿

1 night/2 meals: From 36,750 yen
Day trip: From - yen

中部地方＞石川県＞山代

彩華の宿　多々見

露天の湯に遊び、美味に和む宿

1 night/2 meals: From 15,750 yen
Day trip: From 5,300 yen

中部地方＞新潟県＞弥彦

お宿だいろく

越後一の大鳥居で有名な彌彦神社の門前町に建つ畳敷きの純和風旅館

1 night/2 meals: From 13,000 yen
Day trip: From - yen

Kyushu region＞Kumamoto prefecture＞Ueki Onsen

Koyoi-no-Yuyado YUUZEN

Enjoy the hot spring like a thick lotion in the open-air guest room

1 night/2 meals: From 21,800 yen
Day trip: From 6,000 yen

九州地方＞熊本県＞下田

石山離宮　五足のくつ

九州でも日本でもない　アジアの中の天草

1 night/2 meals: From 26,400 yen
Day trip: From - yen

Kyushu region＞Kumamoto prefecture＞Kurokawa Onsen

FUMOTO RYOKAN

Ryokan inn with an abundance of open-air baths, private baths, and guest room open-air baths

1 night/2 meals: From 16,650 yen
Day trip: From 1,300 yen

九州地方＞熊本県＞黒川

旅館こうの湯

全室に源泉かけ流し露天風呂が付く離れの宿

1 night/2 meals: From 19,800 yen
Day trip: From 1,300 yen

九州地方＞大分県＞由布院

草庵秋桜

美肌の湯・露天風呂付き離れと絶品創作懐石が評判の湯宿

1 night/2 meals: From 25,000 yen
Day trip: From - yen

Kyushu region＞Oita prefecture＞Yufuin Onsen

Yufu-no-Oyado HOTARU

100% natural free-flowing creamy hot spring water from the source

1 night/2 meals: From 15,500 yen
Day trip: From 500 yen