About YAGISHITA K
About Iwate Univ., Morioka-City, JPN
About OBUSE A
About Japan Petroleum Exploration Co. Ltd, Chiba-City, JPN
About KURITA H
About Niigata Univ., Niigata-City, JPN
About Island Arc
About Iwate prefecture
About 種市層
About Tertiary
About Cenozoic
About 東北日本
About 基盤岩
About 新第三紀
About 堆積物
About 岩質
About プレートテクトニクス
About 堆積環境