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Artist's commentary
蛍の背面騎乗位
【中出し断面図アヘ顔】蛍の背面騎乗位
FANBOX：https://fujikop.fanbox.cc/posts/3619919
Fantia：https://fantia.jp/posts/1199038
Ci-en ：https://ci-en.dlsite.com/creator/3145/article/619597