Today, iPhone 4 will start pre-order all over Japan in 17:00 p.m.
SoftBank Mobile announced detail of pre-order yesterday.

See also(Japanese):
http://mb.softbank.jp/mb/iphone/iphone4/reserve.html
http://mb.softbank.jp/mb/iphone/iphone4/price_plan.html


However, I found out that we cannot pre-order iPhone 4 in WHITE at launch. Why??

I picked related articles up below:

White iPhone 4 likely not available at launch | TechFr3qNews
http://techfreqnews.com/2010/06/14/white-iphone-4-likely-not-available-at-launch/
White iPhone 4 likely not available at launch -- Engadget
http://www.engadget.com/2010/06/14/white-iphone-4-likely-not-available-at-launch/
iPhone 4 not available in white at launch?
http://www.examiner.com/x-8134-SF-Gadgets-Examiner~y2010m6d14-iPhone-4-not-available-in-white-at-launch


I'm looking forward to hear an announce from Apple and SoftBank Mobile as soon as possible.
Or, I'm gonna pre-order at launch if I couldn't wait for it. lol