diff --git a/src/mame/drivers/champbas.c b/src/mame/drivers/champbas.c
index 082c599bd14..92ecfae87a2 100644
--- a/src/mame/drivers/champbas.c
+++ b/src/mame/drivers/champbas.c
@@ -218,6 +218,7 @@ ADDRESS_MAP_END
 
 // different protection for champbasja
 static ADDRESS_MAP_START( champbasja_map, AS_PROGRAM, 8, champbas_state )
+	AM_RANGE(0x6000, 0x63ff) AM_RAM
 	AM_RANGE(0x6800, 0x68ff) AM_READ(champbja_protection_r)
 	AM_IMPORT_FROM( champbas_map )
 ADDRESS_MAP_END
diff --git a/src/mame/drivers/equites.c b/src/mame/drivers/equites.c
index e8a6ef607ba..ba51d066961 100644
--- a/src/mame/drivers/equites.c
+++ b/src/mame/drivers/equites.c
@@ -1909,7 +1909,7 @@ GAME( 1984, equites,  0,        equites,  equites,  equites_state, equites,  ROT
 GAME( 1984, equitess, equites,  equites,  equites,  equites_state, equites,  ROT90, "Alpha Denshi Co. (Sega license)", "Equites (Sega)", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE )
 GAME( 1984, bullfgtr, 0,        equites,  bullfgtr, equites_state, bullfgtr, ROT90, "Alpha Denshi Co.", "Bull Fighter", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE )
 GAME( 1984, bullfgtrs,bullfgtr, equites,  bullfgtr, equites_state, bullfgtr, ROT90, "Alpha Denshi Co. (Sega license)", "Bull Fighter (Sega)", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE )
-GAME( 1985, kouyakyu, 0,        equites,  kouyakyu, equites_state, kouyakyu, ROT0,  "Alpha Denshi Co.", "The Koukouyakyuh", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE )
+GAME( 1985, kouyakyu, 0,        equites,  kouyakyu, equites_state, kouyakyu, ROT0,  "Alpha Denshi Co.", "The Koukou Yakyuu", MACHINE_IMPERFECT_SOUND | MACHINE_SUPPORTS_SAVE )
 GAME( 1985, gekisou,  0,        gekisou,  gekisou,  equites_state, gekisou,  ROT90, "Eastern Corp.", "Gekisou (Japan)", MACHINE_UNEMULATED_PROTECTION | MACHINE_IMPERFECT_SOUND | MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE )
 
 // Splendor Blast Hardware