Web in japanese, irezumi literally means 'inserting ink' and can be written in several ways, most commonly as 入れ墨.
国内在庫 刺青本 asakusa.sub.jp
田村 刺青 ミュージカル『刀剣乱舞』 江 おん すていじ ～新編 里見八犬伝～｜升吾 ローチケ演劇宣言！
Synonyms include bunshin (文身, lit. ' patterning the body '), shisei.