Enamel Pin - "Good Hacker"
Japanese Kanji meaning is "Zen" or "Good"
Japanese Katakana below Kanji reads "HACKER"
 
Size : approximately 1" x 1.75"
Color: Black, Light Blue
Limited 2023 release
 
Looks great on your backpack or classy on your tie or lapel.  Metal with rubber mount on back.