Ver.2.x onwards of UniDic for Contemporary Written Japanese (old name: unidic-mecab), as well as Ver.2.2.x onwards of UniDic for Contemporary Spoken Japanese, are now completely free software. As they fall under the GPLv2.0/LGPLv2.1/BSD New triple license, you may also freely use them for business purposes.
For business use of versions of UniDicMA that have been granted different licenses from those above, please contact us at the address at the bottom of the page.
Furthermore, if publicly releasing the results of research that utilises UniDicMA, please clearly state this fact within the report or paper. If necessary, consult the literature that has been listed on this site as references, and contact us on the address at the bottom of the page.
Though it may take up to two weeks to receive a response to your inquiry, we appreciate your patience in waiting for our response before using UniDicMA for business purposes.