Kazuchika Sekiya @kazuchika
Software Engineer, loves Groovy, Java, Apple products and gadgets
-
ghello (Groovy "Hello World" Tweets!)
13889pv 104 10 users 4 -
JGGUG合宿2011
4843pv 20 2 users 3 -
Scratch Day 2014 in Tokyo
2716pv 14 1 user 9
-
JavaQne(じゃばきゅん) Fukuoka 2012
3237pv 6