Gokutera's Room
In Main Screen, You'll see menu "G no heya", that's! Select that and you'll see password entry screen. If you can read japanese, it'll be easy to enter password, but if you can't, following these guide.
[PASSWORD ENTRY]
(A) (B) (C) [v]
(D) (E) (F) [w]
(G) (H) (I) [x]
(J) (K) (L) [y]
....................[z]
J = Blank
v = Forward
w = Backward
x = Delete
y = OK/Submit
z = Cancel (Back to Main Menu)
Inside each capital letters has 5 picture except:
A
1 2 3 4 5
6 7 8 9 10
D
1 2 3 4 5 6
H
1 2 3
4 5 6
K
1 2 3
L
1 2
ARIINA (A1 I2 A2 E1) - Can select BGM "BATTLE ARENA"
BATORU (F1 L1 D5 I3) - Can select BGM "DREAM HYPER BATTLE"
SHODAI (C2 H6 D1 L1 A2) - Can select BGM "GIOTTO"
SASORI (C1 C5 I2) - Can use box "Arashi Sasori" in Free Battle and Gachinko Battle
TSUBAME (D3 F1 L1 G4) - Can use box "Souen" in Free Battle and Gachinko Battle
DENKOU (D4 L1 K3 B5 A3) - Can use character "Grammar" in Free Battle and Gachinko Battle
NOSARU (E5 C1 I3) - Can use character "NSR" in Free Battle and Gachinko Battle
TAZARU (D1 C1 L1 I3) - Can use character "TZR" in Free Battle and Gachinko Battle
OOZORA (A5 A5 C5 L1 I1) - Can use Sky Ring (Orange) | Class B | Type Barrier in Free Battle and Gachinko Battle
AJITO (A1 C2 L1 D5) - Watch Omake Event