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Mexico
tattooing (as a form of punishment in ancient China)
「墨」 has another reading with different meanings.
書道家が墨で書いた古い書を博物館で見た。
I saw calligraphy written in ink.
墨はメキシコの漢字表記である。
Boku is the kanji representation for Mexico.
墨の色がとても美しいですね。
The ink color is beautiful.