Nicknames for Masashi
10 nicknames, sorted by where they actually get used.
Office-safe
Mas
formal
Masa
formal
Playground-friendly
Masay
casual
Masaie
casual
Shi
casual
Shiy
casual
Shiie
casual
May
casual
Maie
casual
Family nicknames
Maskins
endearment
Masashi carries 10 common short forms — Mas, Masa, and Masay. The list splits into 2 office-safe picks and 7 playground-friendly options so you can match the moment.