Hakka is a language of China (Asia).
For more information, see SIL Ethnologue code HAK.
Listen to gospel recordings in Hakka online at Globalrecordings.net.
Download the Hakka New Testament (audio format) from Faith Comes By Hearing.
Hakka Bibles to purchase:
The "JESUS" Film, based on the Gospel of Luke, has been translated into Hakka. You can view it online or order a copy from www.jesusfilmstore.org. Or order by phone from Campus Crusade at 1-800-432-1997.
If you're looking for a print Bible, you might try contacting the Bible Society in China for more information.