Masato Watanabe
![Watanabe with the Chiba Lotte Marines](https://upload.wikimedia.org/wikipedia/commons/2/27/LM-Masato-Watanabe.jpg)
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Published: 1995
Publisher: 地質調査所 / Chishitsu-Chōsa-sho
Superior document: Chiiki chishitsu kenkyū hōkōku : Asahikawa (3) 42
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Published: 1995
Superior document: Ebishima chiiki no chishitsu [Karte]