diff --git a/build-config.sh b/build-config.sh
index 7290178a..89bab447 100644
--- a/build-config.sh
+++ b/build-config.sh
@@ -161,6 +161,7 @@ include_core_81
 
 # --- NEC PC-98 emulator cores ---
 include_core_nekop2
+include_core_np2kai
 
 # --- Sharp X-68000 emulator cores ---
 include_core_px68k
diff --git a/dist/info/NP2kai_libretro.info b/dist/info/np2kai_libretro.info
similarity index 96%
rename from dist/info/NP2kai_libretro.info
rename to dist/info/np2kai_libretro.info
index 721e34b4..e6d48404 100644
--- a/dist/info/NP2kai_libretro.info
+++ b/dist/info/np2kai_libretro.info
@@ -6,7 +6,7 @@ manufacturer = "NEC"
 categories = "Emulator"
 systemname = "PC-98"
 database = "PC-98"
-license = ""
+license = "MIT"
 permissions = ""
 display_version = "0.86"
 supports_no_game = "false"
@@ -26,4 +26,4 @@ firmware3_opt = "true"
 firmware4_desc = "sound.rom"
 firmware4_path = "np2/sound.rom"
 firmware4_opt = "true"
-notes = " YM2608 RYTHM samples present in the np2 folder will be used:|2608_bd.wav, 2608_sd.wav, 2608_top.wav, 2608_hh.wav, 2608_tom.wav, 2608_rim.wav|JOY2KEY buttons mapping: A=x B=z X=space Y=lctrl|L=backspace R=rshift SELECT=escape START=return|Keep 'end' key down when booting for machine options.|Many games need GDC set as 2.5Mhz there."
\ No newline at end of file
+notes = " YM2608 RYTHM samples present in the np2 folder will be used:|2608_bd.wav, 2608_sd.wav, 2608_top.wav, 2608_hh.wav, 2608_tom.wav, 2608_rim.wav|JOY2KEY buttons mapping: A=x B=z X=space Y=lctrl|L=backspace R=rshift SELECT=escape START=return|Keep 'end' key down when booting for machine options.|Many games need GDC set as 2.5Mhz there."
diff --git a/rules.d/core-rules.sh b/rules.d/core-rules.sh
index 779f559c..4ad58162 100644
--- a/rules.d/core-rules.sh
+++ b/rules.d/core-rules.sh
@@ -822,6 +822,14 @@ libretro_nekop2_git_url="https://github.com/libretro/libretro-meowPC98.git"
 libretro_nekop2_build_subdir="libretro"
 libretro_nekop2_build_makefile="Makefile.libretro"
 
+include_core_np2kai() {
+	register_module core "np2kai" -theos_ios -ngc -ps3 -psp1 -qnx -wii
+}
+libretro_np2kai_name="Neko Project II"
+libretro_np2kai_git_url="https://github.com/AZO234/NP2kai.git"
+libretro_np2kai_build_subdir="sdl2"
+libretro_np2kai_build_makefile="Makefile.libretro"
+
 include_core_px68k() {
 	register_module core "px68k" -theos_ios -ngc -ps3 -psp1 -qnx -wii
 }