Volcanic ash layers on the Arasaki Coast, Miura Peninsula, Yokosuka-shi, Kanagawa, 2021
Volcanic ash layers on the Arasaki Coast, Miura Peninsula, Yokosuka-shi, Kanagawa, 2021 by Katsuaki Watanabe 三浦半島荒崎海岸の火山灰層（神奈川県横須賀市）
Volcanic ash layers and a sea cave on the Arasaki Coast, Miura Peninsula, Yokosuka-shi, Kanagawa, 2021
Volcanic ash layers and a sea cave on the Arasaki Coast, Miura Peninsula, Yokosuka-shi, Kanagawa, 2021 by Katsuaki Watanabe 三浦半島荒崎海岸の火山灰層と海食洞（神奈川県横須賀市）
Byobugaura Sea Cliff, Choshi-shi, Chiba, 2021
Byobugaura Sea Cliff, Choshi-shi, Chiba, 2021 by Katsuaki Watanabe 屏風ヶ浦の海食崖（千葉県銚子市） Member of #Choshi Geopark 銚子ジオパーク
Byobugaura Sea Cliff, Choshi-shi, Chiba, 2021
Byobugaura Sea Cliff, Choshi-shi, Chiba, 2021 by Katsuaki Watanabe 屏風ヶ浦の海食崖（千葉県銚子市） Member of #Choshi Geopark 銚子ジオパーク
Volcanic ash layers on the Arasaki Coast, Miura Peninsula, Yokosuka-shi, Kanagawa, 2021
Volcanic ash layers on the Arasaki Coast, Miura Peninsula, Yokosuka-shi, Kanagawa, 2021 by Katsuaki Watanabe 三浦半島荒崎海岸の火山灰層（神奈川県横須賀市）
Volcanic ash layers on the Arasaki Coast, Miura Peninsula, Yokosuka-shi, Kanagawa, 2021
Volcanic ash layers on the Arasaki Coast, Miura Peninsula, Yokosuka-shi, Kanagawa, 2021 by Katsuaki Watanabe 三浦半島荒崎海岸の火山灰層（神奈川県横須賀市）
Volcanic ash layers on the Arasaki Coast, Miura Peninsula, Yokosuka-shi, Kanagawa, 2021
Volcanic ash layers on the Arasaki Coast, Miura Peninsula, Yokosuka-shi, Kanagawa, 2021 by Katsuaki Watanabe 三浦半島荒崎海岸の火山灰層（神奈川県横須賀市）