--- a/rom.db	Tue Dec 19 00:49:13 2017 -0800
+++ b/rom.db	Sat Jan 05 00:58:08 2019 -0800
@@ -565,11 +565,15 @@
 		}
 		380000 {
 			device EEPROM
-			last 3FFFFF
+			last 387FFF
 			bits_read {
 				7 sda
 			}
 		}
+		388000 {
+			device jcart
+			last 38FFFF
+		}
 	}
 }
 9f47fcc7bb2f5921cb1c3beb06b668ffb292cb08 {
@@ -623,11 +627,15 @@
 		}
 		380000 {
 			device EEPROM
-			last 3FFFFF
+			last 387FFF
 			bits_read {
 				7 sda
 			}
 		}
+		388000 {
+			device jcart
+			last 38FFFF
+		}
 	}
 }
 T-120096 {
@@ -652,11 +660,15 @@
 		}
 		380000 {
 			device EEPROM
-			last 3FFFFF
+			last 387FFF
 			bits_read {
 				7 sda
 			}
 		}
+		388000 {
+			device jcart
+			last 38FFFF
+		}
 	}
 }
 MK-12056 {
@@ -1203,6 +1215,21 @@
 		}
 	}
 }
+2a561b6e47c93272fe5947084837d9f6f514ed38 {
+	name Squirrel King
+	map {
+		0 {
+			device ROM
+			last 3FFFFF
+		}
+		400000 {
+			device RAM
+			size 2
+			bus both
+			last 7FFFFF
+		}
+	}
+}
 
 #This entry is used by the GUI ROM
 BlstMenu {
@@ -1287,3 +1314,66 @@
 		}
 	}
 }
+31c66bd13abf4ae8271c09ec5286a0ee0289dbbc {
+	#Designed to run on Sega Channel hardware which is RAM-based
+	#writes to the this RAM qutie a bit to select games
+	name Game no Kanzume Otokuyou
+	map {
+		0 {
+			device ROM
+			last 3FFFFF
+			writeable yes
+		}
+	}
+}
+cda73e4caf53cbc8f0750b69e5e7f394ad3735d1 {
+	name MegaWiFi Bootloader
+	NOR {
+		size 4194304
+		page_size 128
+		product_id DA45
+		bus both
+		init ROM
+		cmd_address1 AAB
+		cmd_address2 555
+	}
+	map {
+		0 {
+			device NOR
+			last 3FFFFF
+		}
+		A130C0 {
+			device megawifi
+			last A130CF
+		}
+	}
+}
+222a66cdb8865a7f89e5a72418413888bb400176 {
+	#I've personally confirmed this version had a J-Cart
+	#release, but unlike the other revision it runs without it
+	name Pete Sampras Tennis
+	map {
+		0 {
+			device ROM
+			last 1FFFFF
+		}
+		200000 {
+			device jcart
+			last 3FFFFF
+		}
+	}
+}
+4c830ace4590294bb374b4cab71ebebf44d9a07a {
+	#This version will not accept input if J-Cart hardware is missing
+	name Pete Sampras Tennis
+	map {
+		0 {
+			device ROM
+			last 1FFFFF
+		}
+		200000 {
+			device jcart
+			last 3FFFFF
+		}
+	}
+}