Board Thread:Questions and Answers/@comment-202.166.19.138-20151223040540/@comment-67.235.180.33-20151226053746

Maybe the materials used for piercings and tattooing had kagune so they didn't leave his body and the ink didn't leave. Or Uta can get piercings and tattoos since he heals like a human but at faster rates. I hoped this answered your question!

P.S. I love Uta's appearance, it is beautiful!!!!!!!!