Hadoop拳 – リュウのBigDataの扱い方。Round 1… Fight!

Thank you #AWS for the free, drink all you can, brewed coffee in the office ☕^_^

Shinagawa Touchaku! 楽だった！

7am Train! Lots of people, but not crowded! Yay!

Suicaはすご～い。すいすいカード！