noun
temporary tattoo; tattoo sticker
A sticker applied to the skin that looks like a real tattoo; common in fashion and events. Wasei-eigo from English 'tattoo seal'.
wasei-eigo (Japanese-coined English), from tattoo seal
夏祭りで腕にタトゥーシールを貼った。
I put a temporary tattoo sticker on my arm at the summer festival.
このタトゥーシールは水で簡単に落とせる。
This tattoo sticker comes off easily with water.