kogane-μ-⚡-∞
(ryouta_kogaenzawa)

Usage start date: 05/21/2013

ruby, java,php, blockchain(btc, bch , eth)

2022

07/12

(Tue)

19:00〜

Attending

2022

05/28

(Sat)

10:00〜

Attending

2022

01/13

(Thu)

2021

04/10

(Sat)

2021

03/26

(Fri)