Wakayama in Mountain sports (mountain activities)

• Age 6～Age 100
• Within 1 hour

At the famous and historic site of Sandanbeki Cave in Nanki Shirahama, a "Starry Cave Night Walk" is being held from autumn to winter, where you can explore the cave at night! A planetarium projector and other equipment will be installed inside the cave, illuminating it brilliantly. You can enjoy a fantastical space that is different from the inside of the cave during the day. [Event Period] 2024 September 14th (Sat), 15th (Sun), 21st (Sat), 22nd (Sun), 28th (Sat) October 5th (Sat), 12th (Sat), 13th (Sun), 19th (Sat), 26th (Sat) November 2nd (Sat), 3rd (Sun), 9th (Sat), 16th (Sat), 23rd (Sat), 30th (Sat) December 7th (Sat), 14th (Sat), 21st (Sat), 28th (Sat), 29th (Sun), 30th (Mon), 31st (Tue) 2025 January 1st (Wed), 2nd (Thu), 3rd (Fri), 4th (Sat), 11th (Sat), 12th (Sun), 18th (Sat), 25th (Sat) February 1st (Sat), 8th (Sat), 15th (Sat), 22nd (Sat), 23rd (Sun) [Opening hours] 17:00-19:00 (last entrance 18:50) [Price] Adults (junior high school students and above): 1,500 yen → 1,350 yen Children (elementary school students): 750 yen → 675 yen Children under elementary school age: Free Notes (after reservation ~ on the day) ・If you wish to cancel, please do so by 23:59 the day before. ・Before sunset, the lights may be difficult to see due to the sunlight from outside. ・We are open as usual from 8:00 to 17:00. ・Please refrain from illegal parking and loud noises as they may cause inconvenience to local residents. ・The event may be canceled in the event of a typhoon or other bad weather. If the event is canceled, we will notify you in the latest information.

• For Groups

• Age 6～Age 100
• 1～2 hours
• 19:00

We will visit “Kobo Daishi aka Kukai” in Okunoin graveyard between early dinner and bedtime. Licensed guides who can speak English take you the enjoyable tour.You will see a mystical Okunoin which is totally different from the daytime.

• Pickup Service
• For Groups

• Age 6～Age 100
• Within 1 hour

Elevator descends to the marine cavern spreading 36 meters underground. Please enjoy dynamic landscape, mystery of the thousand and history romance.

• For Rainy Days
• For Groups

• Age 0～Age 100
• Within 1 hour

The "Shirahama Undersea Observatory (Coral Princess)" in Shirahama is an all-weather observatory with a height of 18m and a water depth of 8m, located 100m offshore from Hotel Seymour! From the 12 windows inside the tower, you can see about 30 kinds of fish such as colorful tropical fish, black sea bream, gray sea bream, and scorpion fish, and you can feel as if you are taking a walk on the seabed.

• In Door Activity
• For Groups
• For Family