Contents
・Speleo News
・Event Calendar
・The 37th Conference of the Speleological Society of Japan (Fukuoka Conference)
・Report of Wanzhangkeng cave in Chongqing China
・Com-pass Caving Unit 10th Anniversary -One Day Cave Expo-
・Present status of the research on the seismic damage on the karst caves in France and Europe
・The Report of Show Caves in Japan No.36
・Vaunted caving equipments in underground
・Report of MESS3 (3rd Middle East Speleology Symposium)
・Caves in Provence District, South France No.12
・The Introduction of Speleo books
・The Project Board of Caving Clubs
・The Information from the Speleological Society of Japan
・The Information from editorial Department of CJ

Contents
・Speleo News
・Event Calendar
・Feature Articles "Volcanic Cave"
　−What are the Features of Volcanic Cave?
　−Volcanic Cave and Lava Tree Mold
　−List of the Volcanic Caves by Length and Denivelation
　−The General Rules of Caving into Volcanic Caves
　−Excursion Report of International Symposium Vulcanospeleology in Iceland
　−Volcanic Caves in France
・Introduction of Caving Society Japan
・Report of Accident in Ushioigoya-no-Ana at July 2011
・Report of "First International Meeting of the Photographers of the Under World" in Olargues
・Asian Trans Disciplinary Karst Conference
・The Report of Show Caves in Japan No.35
・Caves in Provence District, South France No.11
・The Introduction of Speleo books
・The Project Board of Caving Clubs
・The Information from editorial Department of CJ

Contents
・Report of Aftermath of The 2011 off the Pacific Coast of Tohoku Earthquake
・Speleo News
・Event Calendar
・Feature Articles "Ice Cave"
　−Invitation to Glacier Cave
　−Into the "blue" ~Glacier Cave Exploration in Patagonia with La Venta~
　−Information of Overseas Exploration (Patagonia)
　−Wonder, Ice Cave in Mt.Fuji
　−Ice Cave in French Karst
・The Primer of Biology No.5 -Spider in Cave-
・The Report of Show Caves in Japan No.34
・Caves in Provence District, South France No.10
・The Introduction of New Speleo Books
・Caving movie "Sanctum"
・The Project Board of Caving Clubs
・The Information from the Speleological Society of Japan
・The Information from editorial Department of CJ

Contents
・Picture of this month
・Editor's Note
・Speleo News
・Event Calendar
・Feature Articles "Speleo Olympic"
　−Speleo Olympic
　−Report and Abstract of the 36th Conference of the Speleological Society of Japan
・The Survey Report of Shoryu-do upper water system "Yukei-do", Okinoerabu Island
・The Report of Show Caves in Japan No.33
・Caves in Provence District, South France No.9
・Speleo Books Review
・The Project Board of Caving Clubs
・The Information from the Speleological Society of Japan
・The Information from editorial Department of CJ

Contents
・Picture of this month
・Editor's Note
・Speleo News
・Event Calendar
・Feature Articles "Cave Surveyor lesson"
　−Introduction of Cave Surveying
　−Practice of Cave Surveying
　−Cave Surveying projects
　−History of Cave Surveying in Japan
　−The Newest Technology -Paperless System-
・The Report of Ooiwai-do, Iwate Prefecture
・The Report of Expedition in Eastern Kalimantan, Indonesia
・Overseas Expedition in Weekend -Korea-
・The Report of Show Caves in Japan No.32
・The Topic of Caving Equipment -compass-
・The Topic of Caving Equipment -harness-
・Speleo Books Review
・The Project Board of Caving Clubs
・The Information from the Speleological Society of Japan
・The Information from editorial Department of CJ