What is the duration of the Granfondo Mashu 2026 Cycling Stamp Rally?

It is held from May 1, 2026 (Friday) to October 31, 2026 (Friday).

How much is the participation fee for the Cycling Stamp Rally?

The participation fee is 1,000 yen per person. Payment is by cash at the registration desk.

What are the participation benefits for the Cycling Stamp Rally?

Participants receive a 'hot spring admission ticket' and a '500 yen shopping voucher' usable in the town of Shikotsu-Cho.

How can I participate in the Atosanupuri Tour?

This tour requires participation with a certified guide due to restricted access areas. For more details, please check the official website of the Mashu Lake Tourism Association.

What is the check-in method at the stamp points?

The system uses GPS, and you are automatically checked in when you arrive at a spot.

[Hokkaido, Teshikaga] Green Season Activities and 'Granfondo Mashu 2026' Guide

Published May 30, 2026 2:10 AM ・ Updated Jun 14, 2026 6:30 AM ・ 3 min read ・ Source: PR TIMES

Eco-tourism tours and a cycling rally are being held from May to October in Teshikaga Town, utilizing the natural landscape of Akan Mashu National Park.

Discover Teshikaga 65% of Teshikaga Town is designated as Akan Mashu National Park, home to Lake Mashu, Lake Kussharo, and Mount Io. The region is vibrant with activities such as trekking and canoeing from spring to autumn.

Green Season Events The Mashu Lake Tourism Association announces various events held during the green season (May to October).

### 1. Atosanupuri Tour Atosanupuri, meaning 'naked mountain' in Ainu, is a restricted entry area. Participants can explore volcanic landscapes and historical sites with certified guides. It received the Minister of the Environment Award at the Ecotourism Awards.

### 2. Tsutsujigahara Morning Walking Tour A walking tour held in June at Tsutsujigahara, which boasts Japan's largest colony of Labrador tea flowers. The tour covers 3km from Kawayu Onsen to Mount Io.

### 3. Granfondo Mashu 2026 Cycling Stamp Rally A cycling event covering 24 points in the town. Participants use GPS for automatic check-ins and receive onsen tickets and a 500-yen gift certificate as participation perks. There is also a lottery for prizes based on points earned.

Event Overview (Cycling Rally) - Period: May 1, 2026 (Fri) to October 31, 2026 (Fri) - Fee: 1,000 JPY per person (paid in cash at the reception) - Reception: Roadside Station Mashu Onsen, Kawayu Visitor Center - Inquiries: Granfondo Mashu Executive Committee (015-482-2200)

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Source: PR TIMES
Category: Event

[Hokkaido, Teshikaga] Green Season Activities and 'Granfondo Mashu 2026' Guide

⚡ Key Points

Discover Teshikaga 65% of Teshikaga Town is designated as Akan Mashu National Park, home to Lake Mashu, Lake Kussharo, and Mount Io. The region is vibrant with activities such as trekking and canoeing from spring to autumn.

Green Season Events The Mashu Lake Tourism Association announces various events held during the green season (May to October).

Event Overview (Cycling Rally) - Period: May 1, 2026 (Fri) to October 31, 2026 (Fri) - Fee: 1,000 JPY per person (paid in cash at the reception) - Reception: Roadside Station Mashu Onsen, Kawayu Visitor Center - Inquiries: Granfondo Mashu Executive Committee (015-482-2200)

FACT BOX

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