DoCoMo Software / Programs :

Docomo's Free Datalink software program, allows docomo owners to easily sync their phones to their PC's to modify files / music / videos / pictures and more
(Please note : Currently there is only a Japanese Language version of this software, so it might be difficult to navigate / use)

1. Click the image above to go directly to the Datalink download site
2. At the top of the page, there will be download buttons
3. Download the latest version (ver.1.9.4　file size 25MB)
4. Save the .exe file and then open it to install the datalink program

DoCoMo Users manual search site :

Docomo's Users manual search and download site.  Site is in English, but there might be some Japanese text.
(Please note : The downloadable manuals are in PDF format and require you to have adobe acrobat reader to view the manuals)

1. Click on the image above to go directly to the manual search page
2. Type in your phone's model number into the search 
3. Scroll down and hit AGREE (if this page is in Japanese, its the left button at the bottem)
4. Download the entire manual by selecting "package download" or download portions by selecting the individual parts

DoCoMo Software update site :

Docomo's additional software update support site.
Most of the android based docomo phones can be automatically updated just using the android automatic updates built into your phones, but if there is a particular update related to your model, you should check on this site.