Things to do
Ogasawara Islands

Trips on a boat with shower and toilet: dolphins and Minami-jima, humpback whales from late December to May or sperm whales and, in summer in calm seas, days out to the Keta islands or Hahajima. Allow about ¥15,000 a day and ¥10,000 a half day, cash only.

Small operator favouring calm, respectful observation of dolphins, humpback whales and sperm whales, with trips to Minami-jima and night outings. Since 2025 it has also offered a seabird cruise with a specialist guide; a full day costs about ¥14,000.

Small operator specialising in stargazing, with a telescope per person, which also takes beginners by small boat to Minami-jima from May to December and whale watching from January to April. Since 1 June 2026, a full day costs ¥15,000 and a half day at Minami-jima ¥10,000.

Guide offering boat trips (dolphins, Minami-jima, whales in winter), snorkelling lessons, the hike to Heart Rock and walks in the protected forest. Night tours go in search of fruit bats, glowing mushrooms and stars, and from June to July he takes visitors to watch turtles nesting.

Guiding agency of the Heart Rock Village group, between sea and mountain: dolphins, whales, Minami-jima, snorkelling, wakeboarding, forest hikes, war remains and night tours under the stars. It also runs a pandanus-leaf (tako-no-ha) weaving workshop.

Ecotourism guide based on the island since 2004, introducing the wildlife and plants of the UNESCO site and explaining simply what you see. He runs guided tours on Chichijima and also manages the Chidori apartments in the village centre.

Hahajima guide offering hikes (Cape Minamizaki and Mount Kofuji, Mount Chibusa, the Sekimon area), a historical tour of the island by car and visits to war remains, several of them possible as day trips from Chichijima. You can also visit the farm and make island lemon jam there.

Hahajima nature guide attached to the small LeCiel hotel, who runs outings on the island and keeps a small souvenir shop. The office is open all year 9 am to 4 pm, except for announced closures, including from 19 October to 9 November 2026.

Dive centre describing itself as the first in Japan registered as a PADI Gold Palm IDC centre, with try dives, courses from beginner to professional and fun dives. Sites range from big pelagic fish to macro life, from reefs to wrecks, and a medical form has been compulsory since 1 October 2026.

Sea kayaking and stand-up paddleboarding trips, and tours of war remains, offered by a house based near Ōgiura. A half day of kayaking costs ¥9,000 and a full day ¥18,000, picnic and photos included, and the house also runs the Shima no Ochaya-san tea room.