Here are a few recommendations...    

So where does one go to find varied coverage of the bj-league in Japanese? Look around and you'll find it.

Here are a few places to look, ones that I visit on a regular basis. (The quality photos alone are often worth a quick glance.)

(Updated on Oct. 30, 2014)

In-depth commentary piece: http://diamond.jp/articles/-/53232

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http://www.bbspirits.com/

http://www.upset-emg.com/blog/

http://hoopdream.jp/?cat=3

http://hoopdream.jp/?cat=35

http://ilovegrouses.blog75.fc2.com/

http://blog.goo.ne.jp/kamome2go

http://cager.co.jp/

http://nipponbasketball.seesaa.net/

http://clutchtime.net/

http://www.47news.jp/sports/localsports/basketball/

http://basketballnavi.com/

http://eleven.huu.cc/top/news/all.php

http://www.emachi.co.jp/season_sp/bjleague/index.html

(Updated on Dec. 26, 2012)
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In English, this site offers an analytical look at basketball leagues in Asia:
http://www.asiabasketballupdate.com/

(updated on Sept. 14, 2011)

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This helps keep track of the comings and goings of import players in Japan, too.

http://www.hoopsagents.com/basketball.asp?Cntry=JPN

(link added on Oct.3, 2011)