Doesn't say where you input them.
But the codes are:
Left, Y, Up, R, Left, X
Y, X, Down, B, R, A
R, A, R, Right, X, Up
A, L, B, A, Down, R
B, Up, L, X, Y, Right
1) エクスカリパー Excalibur
2) 王者の剣 Sword of Kings
3) 究極幻想 Ultimate Illusion
4) かすみ草 Mist Grass
5) 破壊のつるぎSword of Destruction
6) 心ない天使 The Thoughtless Angel
~DS