diff --git a/hash/gameboy.xml b/hash/gameboy.xml
index e0e7368e22e..7c7634ac635 100644
--- a/hash/gameboy.xml
+++ b/hash/gameboy.xml
@@ -3658,6 +3658,18 @@
+
+ Cosmo Tank (Jpn, Prototype)
+ 1990
+ Atlus
+
+
+
+
+
+
+
+
Cosmo Tank (USA)
1990
@@ -6918,10 +6930,10 @@
Goukaku Boy GOLD - Shikakui Atama o Maruku Suru - Joushiki no Sho (Jpn, Special Edition)
- 2000
- Imagineer
+ 2002
+ IE Institute
-
+
@@ -7230,10 +7242,10 @@
Goukaku Boy Series - Shikakui Atama o Maruku Suru - Kokugo Battle Hen (Jpn, Special Edition)
- 1999
- Imagineer
+ 2002
+ IE Institute
-
+
@@ -7258,6 +7270,21 @@
+
+ Goukaku Boy Series - Shikakui Atama o Maruku Suru - Rika Battle Hen (Jpn, Special Edition)
+ 2002
+ IE Institute
+
+
+
+
+
+
+
+
+
+
+
Goukaku Boy Series - Shikakui Atama o Maruku Suru - Sansuu Battle Hen (Jpn)
1999
@@ -7273,6 +7300,21 @@
+
+ Goukaku Boy Series - Shikakui Atama o Maruku Suru - Sansuu Battle Hen (Jpn, Special Edition)
+ 2002
+ IE Institute
+
+
+
+
+
+
+
+
+
+
+
Goukaku Boy Series - Shikakui Atama o Maruku Suru - Shakai Battle Hen (Jpn)
1999
@@ -7288,6 +7330,21 @@
+
+ Goukaku Boy Series - Shikakui Atama o Maruku Suru - Shakai Battle Hen (Jpn, Special Edition)
+ 2002
+ IE Institute
+
+
+
+
+
+
+
+
+
+
+
Goukaku Boy Series - Shikakui Atama o Maruku Suru - Suuji de Asobou Sansuu Hen (Jpn, Rev. A)
1998