From MSX MUSIC WIKI
NRTDRV & Sharp's X1
NRTDRV online manual
- NRTDRV online manual(Japanese)
Refer direct link to official http://nrtdrv.sakura.ne.jp/
NRTDRV offline manual
- NRTDRV offline manual (Japanese)
- Offline manuals are not latest one as a manual. I cannot catch up new features because of rapid update, so I translate offline version first and later update it same as online latest manual. If you need latest features, please translate Japanese online manual for the time being.