While we already knew NTT DOCOMO was putting the LG Optimus Pad up for pre-order, and we've come to find out they were adding two other devices to their already existing line-up as well. One of those devices is the not yet released in North America Sony Ericsson Xperia Arc. The other, a device that will likely never seen North American shores; the MEDIAS N-04C which oddly enough is claiming to be the Worlds thinnest smartphone measuring just 7.7 mm, and weighing only 105 grams.  We've got the press release after the break if you're looking for more details surround their rollout.

DOCOMO Unveils Three New Smart Mobile Devices for Japanese Market

TOKYO, JAPAN, February 24, 2011 --- NTT DOCOMO, INC. today unveiled the MEDIAS N-04C and Xperia™ arc SO-01C smartphones and Optimus Pad L-06C tablet computer, each of which will go on sale in Japan in March or thereafter.

The MEDIAS N-04C is the world’s thinnest 3G smartphone, measuring just 7.7 mm, and weighs only 105 grams. It is equipped for popular services such as mobile wallet (Osaifu-Keitai™) and One-Seg mobile digital terrestrial television, convenient infrared-based data exchange, and much more. A quick-shot photo function enables consecutive shots every 1.1 seconds. The MEDIAS N-04C will be available on March 15.

The Xperia™ arc SO-01C, the newest model in the Xperia™ series, is powered by Android 2.3, the latest version of this operating system. It will achieve a maximum downlink of 14 Mbps as the first handset compatible with DOCOMO’s enhanced extra-high-speed downlink service, which is set to launch in HSDPA service areas this June. The Xperia™ arc SO-01C will be available on March 24.

The Optimus Pad L-06C is powered by the Android 3.0 operating system for tablet PCs. The model, which only weighs 620 grams, features a high-resolution 8.9-inch display and dynamic stereo speakers for “mobile-theater” experiences. The Optimus Pad L-06C will be available in late March.

All three models are compatible with the BeeTV™ video distribution service for Android smartphones that will launch on March 24. For a monthly charge of just 315 yen (including tax), DOCOMO Android smartphone users will enjoy video entertainment tailored specifically for viewing on mobile devices