Maybe the following link gives you some free dictionary ideas. Not affiliated but purchased a few commercial (and picked up a few free) dictionaries from this guy and use them on my computer and phone.
He also has some good tips on tuning your phone to use as a dictionary by the way.
http://japaneselanguagetools.com/docs/other_dics.html
He also has some good tips on tuning your phone to use as a dictionary by the way.
http://japaneselanguagetools.com/docs/other_dics.html