Minna san konnichiwa Guren desu.
Bouenkyou ga tsukuritai desu, (Dobsonian no taipu)
Ima nihon ni sundeimasu. Mirra setto (kagami setto) wo kaitaidesu.
Doko ni utteiru no wa mattaku wakarimasen.
Dareka wakareba oshiete kudasai.
Yoroshikuonegaishimasu
Hello Lee-san,
Dobsonian telescope is not released from VIXEN.
Please refer to following links about some dealers.
http://www.seihosha.co.jp/index.html
http://www.kyoei-tokyo.jp/
Do you know TEMMON GUIDE that is magazine about astronomy ?
If you want to know more detail, please refer to the magazine.
I think you can find some dealers located in Kanto if you read the magazine.
TEMMON GUIDE Web site
http://www.seibundo-shinkosha.net/tenmon/