Notice of change in operation hours of underwater sightseeing boats in 2025
Thank you very much for always using the Lake Shikotsu sightseeing boat. The operation times of the underwater sightseeing boat will be changed on the following dates. Furthermore, due to the sunset time, the last departure time for the sightseeing boat will be advanced from September 16th onwards. Telephone inquiries will be accepted until 4pm. September 1st - September 15th: First departure at 9:00am - Last departure at 5:00pm September 16th - September 30th: First departure at 9:00am - Last departure at 4:30pm October 1st - October 15th: First departure at 9:00am - Last departure at 4:00pm October 16th - November 3rd: First departure at 9:00am - Last departure at 3:30pm November 4th - Winter closed in late April 2026