2009 VOL.118 No.4  
 表紙写真
Discovery of New Hole on the Shigawatari-Cave System, in Iwate Prefecture:
Geological Research with a Consideration of Cave System Development as a Groundwater Drainage of the Limestone Body

 Shigawatari-Cave, located in Iwaizumi Town, Iwate Prefecture. Which is well known by Ryusen-Cave and Akka-Cave. A new hole was discovered by the research explore of a groundwater drainage consideration. White and mysterious water cannel of Shigawatari-Cave is shown in the main picture, and super mushroom, that is dualism stalagmite, is not reported in the previous work. (Photo by Japanese Association of Cave Explore, and Wonder × Wonder; TV program of NHK)

Atsunao MARUI (Geological Survey of Japan, AIST)
   
CONTENTS Japanese
 Original Articles
  Akio YAMASHITA Urban Residential Water Supply-demand Systems and Their Regional Factors on Watershed Scale: A Comparative Study of Naka and Kinu-Kokai River Basins
611-630
  Towhida RASHID, Md. Hossain MONSUR, Shigeyuki SUZUKI and Nobuo OOI Reconstruction of Holocene Paleoenvironment and Evidence of Sea-level Changes in the Bengal Lowland
631-645
  Kazumasa HANAOKA Social Simulation Using a Dynamic Spatial Microsimulation Model: Analysis of Kyomachiya (Traditional Wooden Townhouse) Demolitions
646-664
  Takashi OGAMI, Toshihiko SUGAI, Osamu FUJIWARA, Masaaki YAMAGUCHI and Eiji SASAO Development of the Kiso River Delta during the Last 10,000 Years Based on Analyses of Sedimentary Cores and 14C Datings
665-685
  Martin RADVANEC Pyroclastic Andesite Tile Melting during the First Two Seconds after the Explosion of the A-bomb at 8:15 a.m. on August 6, 1945 in Hiroshima
686-699
  Teruki IWATSUKI, Eiichi ISHII and Tadafumi NIIZATO Scenario Development of Long-term Evolution for Deep Hydrochemical Conditions in Horonobe Area, Hokkaido, Japan
700-716
 Short Article
  Takaaki KAWASUMI Chronological Significance of Tateyama E Tephra on the Lowest Moraine (Iwatake Stage) on the Eastern Side of Mt. Shiroumadake, Hida Range, Central Japan
717-725
 Report on the 12th Geological Field Trip of the Tokyo Geographical Society
  Junji ITOIGAWA Geological and Archeological Field Trip to Turkey in March 2009
726-731
 
Book Reviews
732-735
Proceedings 
736-750
Announcement
751
News
752
 Pictorial
  1: The Variety of Stalactite in the Latest Found Hole of Shigawatari-Cave(Atsunao MARUI)
xv-xvi
  2: Geological and Archeological Field Trip to Turkey in March 2009 (Junji ITOIGAWA)
xvii-xviii