Whatever floats people's boats, as it were.
One thing that would concern me about getting a tattoo is getting lettering in a different language, like some do. Especially if the tattoo artist was a bit of a smartass.
You're talking to your Japanese friend, show them your pride and joy, and get:
"What? That doesn't say 'Body mind and soul as one for now and always', it says 'Another idiot came in wanting the cool looking letters so I gave them this'"