Japanese Rubyists
You have not
met yet
Masayoshi Takahashi
Nihon Ruby-no-kai (Japan Ruby Group)
Twinspark Co. Ltd.

Japan

Many
Rubyists
in Japan

Matz
Ko1
nobu
akr
seki
...

Known
only in
Japan

introduce
2 Rubyists

the 1st
Rubyist

Yugui

the Release
Manager
of Ruby 1.9

Yugui’s movie
http://www.nicovideo.jp/watch/sm4368109

Yugui’s
works

wrote
“Learning Ruby
Japanese Ed.”

Not like
English Ed.

Ruby 1.9
Ready

trustworthy
manager

the 2nd
Rubyist

Itojun

Jun-ichiro
“itojun”
Hagino

“IPv6 Samurai”

KAME
project

to provide
a free stack of IPv6
for BSDs
(including Mac OS X)

the member
of the IAB
(2003-2007)

Itojun’s
Contribution
to Ruby

the 2nd
contribution

IPv6 protocol
stack for Ruby

the 1st
contribution

1994/12

(closed) alpha
release of Ruby
before in public

Itojun offered
ML and FTP
to Matz

“Ruby is one of the softwares
that cannot be developed
without itojun.”
(Matz’s diary 2007/10/31)

bad news

You never
meet him,
like Guy Decoux

He passed away on
October 29, 2007

Itojun’s last movie
http://jp.youtube.com/watch?v=u4Y-Sl7hIqg

He is the one of
the most famous
hackers in Japan

He is the one of
the most famous
free software
evangelists
in Japan

Conclusion

Many Rubyists
in the world

Some Rubyists
you’ve not met

not bad news,
I guess

We can develop
Ruby with
unseen people

You can
meet Yugui
through
Ruby 1.9

You can
meet Itojun
through
IPv6-Ruby

great feature
of free software

we love Ruby
and Rubyists
all over the world
through Ruby

Thank you.