Speaker Deck
Sign in
Sign up
for free
Featured
Business
Design
Education
How-to & DIY
Programming
Research
Science
Technology
Toshihide Hara
toshihr
7 starred decks
Tweet
Share
May 30, 2019
0
33
Feb 13, 2019
0
33
Nov 28, 2018
5
360
May 30, 2019