Language
日本語
English
繁体中文
簡体中文
Gourmet
Stay
Play
Buy
See
Event
Poroto Mintar
Recommended Route
Shiraoi Fully Enjoyment Course
Shiraoi Fulfilling Outdoor Course
Taking Beautiful SNS Photo Course in Shiraoi
Shiraoi's Spectacular Scenery, Exquisite Food, and Cultural Experience Course
One Day Shiraoi Sightseeing Course – Central Shiraoi
Kojohama / Takeura Hwy 36 Course
Kojohama Seafood Road Coastal Course
Shiravero
Shiraoi / Kojohama Hot Springs
Activities and Experiences
Educational Travel Guide
Photo Library
Barrier-free Map
Access
Inquiry
Omotenashi Guide Center
Site Policy
Menu
"Shiraoi, Hokkaido" - famous for food, onsen, history and dissemination of Ainu culture
Gourmet
Stay
Play
Buy
See
Event
Poroto Mintar
HOME
>
Information
>
2026
>
January
Information
2026.01.04
Notice of winter Closure of Upopoy
2025.12.08
Shiraoi “100 Must-Try” Campaign
2024.03.29
Notice of Porotomintar’s business hours change
2024.03.19
Mini workshop “Peneimo making”! Recommended for those who are interested in Ainu culture!
2024.03.18
Newly renovated Kojohama Onsen Hotel reopened on March 2, 2024!
2024.03.15
Ainu traditional housewarming ceremony at Shiraoi Seikatsukan on March 17th, 2024! Welcome visitors!
2024.03.08
The season for smelt fishing on Lake Poroto ends on March 10, 2024.
2024.03.06
Jomon exhibition in Natural Skincare Garden Nachunomori
Latest Notice
Notice of winter Closure of Upopoy
Shiraoi “100 Must-Try” Campaign
Shiraoi Sky Lantern Festival on February 7, 2026
Notice of New Year’s Holiday
By Months
January 2026
(2)
December 2025
(3)
June 2025
(4)
May 2025
(4)
April 2025
(4)
March 2025
(4)
February 2025
(4)
January 2025
(5)
December 2024
(4)
November 2024
(5)
October 2024
(4)
September 2024
(6)
By Years
2026
(2)
2025
(28)
2024
(68)
2023
(25)
PAGE TOP