Here lists some Japanese learning resources.
ttsmp3.com limits daily amount of free usage. Users may pay for more.
paralink.com and imtranslator.net use Flash in their UI, not supported by some browsers.
どんと来い、中国語 is a Chinese learning website for Japanese with a Chinese to Japanese pinyin converter.
Hi!Penpal! owns many language tools, including a pinyin converter.
kotobank, owned by Asahi shimbun, is a free online encyclopedia.
NHK Easy News provides a slow speed audio for each news report, suitable for listening learning.
Taipei Navi is a Taiwan travel website for Japanese, able to learn Taiwan culture in Japanese.
Pro Writers is a Japanese writing learning website with grammers and writing guides.