| Flavon's Wild Herb and Alpine Plants: A bilingual guide to photographs of Japanese wild flowers and plants in the Japanese Alps. |
| Grognards Japan: A nation wide games club for wargames, roleplaying games, chess, shogi, igo, strategy and board games. |
| Japan Dance Sport Federation: Information on amateur and pro ballroom dancing in Japan, studios, and competitions. |
| Japan English-Language Golf Course Guide: This site describes the world's only English-language comprehensive guide to Japanese golf courses where non-Japanese players are always welcome. |
| Japan Gymnastic Association: Information on gymnastics of all kinds in Japan, including results, news, and events. |
| Japan Science Fiction Conventions Listing: Links to upcoming conventions, with both English and Japanese pages. |
| Japanese Alpine Club: With history and membership information. |
| Japanese Gymnasts: Listings and accomplishments of famous Japanese gymnasts. |
| Kumagaya Sanryou-Kai Mountaineer's Club: About the club. Membership information. Trip reports and photos. |
| My Mountain Photo Diary: Shows 3D versions of over 100 popular mountains for climbing. |
| Outdoor Japan: Outdoor activities, travel destinations, sporting activities, hot springs, nature, events, and features. |
| Sail Japan: An English guide to sailing in Japan, promoting sailing to the foreign community. With directories, forums, news and useful information. |
| Ski Japan Guide: A comprehensive guide to skiing and snowboarding at over 700 resorts. Updates daily; with articles and forums. |
| Sports Info Japan: Features sports updates from ongoing tournaments and news in Japan. |
| The Japan Biker F.A.Q. -- Motorcycles, Touring, Racing and Riding in Japan.: Complete FAQ on motorcycle riding, traffic issues, legalities, and other important concerns in Japan. |
| The Japan Philatelic Society: The only national organization for stamp collectors in Japan. |
| Women's International Motorcycle Association, Japan: Japan chapter of international club, with outline, messages, and benefits. |
| Zen Nippon Airinkai: The world wide Koi Carp Keepers Society of Japan. |
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