ThermaeExplore the map →

Akiu Onsen

Sendai, Miyagi, Japan
Akiu Onsen
Location
Sendai, Miyagi, Japan
Water type
sulfurous
Temperature
44 °C
pH
6.5

Water profile

Thermicity
Sedative
44 °C
LowHigh

Relaxing — deep, immediate muscle release.

Mineralisation
Bio-active
LowHigh

Rich in active gases or metals — a strong mineral character.

Buoyancy
Standard buoyancy
LowHigh

Soft water — natural, classic buoyancy.

SoufreSulfuresSulfates

Akiu Onsen in Taihaku Ward, Sendai City, Miyagi Prefecture is one of Tohoku's most historically celebrated and scenically beautiful hot spring destinations, associated with centuries of use by the Date clan — the powerful feudal lords of the Sendai domain — and developed as a major resort serving the cultural capital of the Tohoku region in a gorge landscape of exceptional natural beauty along the Natori River. The spring flows with sulfurous thermal waters whose milky, mineral-rich character has drawn generations of visitors from Sendai and the broader Tohoku region seeking deep relaxation and comfort in one of northern Japan's most refined and scenically dramatic thermal valleys, where traditional ryokan establishments line the river beneath autumn maple and spring cherry blossom canopies. Akiu Onsen's combination of its aristocratic historical association with the Date clan, the distinctive sulfurous mineral quality of its waters, and the scenic grandeur of its forested gorge setting make it one of Tohoku's most culturally distinguished and naturally beautiful hot spring destinations, a place where the refined bathing culture of the Sendai domain has been sustained across four centuries of continuous use.

Insider tip — Akiu Onsen is Sendai's beloved backyard retreat, tucked into the forested Natori River gorge just 30 minutes from the city center, and has been listed among Japan's oldest hot springs since the 7th century. The sulfurous waters, milky-white in color, are strongly recommended for skin ailments, rheumatism, and fatigue recovery, and Date Masamune — the legendary one-eyed warlord of Sendai — reportedly used these baths for battle-wound healing. Grand traditional ryokan line the gorge road, many with elegant outdoor baths cantilevered above the river. The autumn canyon foliage here rivals Kyoto in color intensity.
Find hotels nearby →Tickets & activities →See the map & practical info →

Nearby

Frequently asked questions

How hot is the water?
The water runs quite hot here, around 44 °C — a sedative water that brings immediate muscle release.
What type of water is found here?
This spot features sulfurous water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année (idéal automne-hiver).