This is obtained when you have collected ALL 5 of the Ripped Scrolls. Here is a list of where to find them.

Ripped Scroll 1 - Storage

Ripped Scroll 2 - Land Of Fire Plains

Ripped Scroll 3 - Fire Calender (Hokage Basement)

Ripped Scroll 4 - Forest Of Death

Ripped Scroll 5 - Gaara Pursuit

Unlock Mini-Game:
The mini-game at the 'Main' menu is unlocked when you have completed the game once.

Unlock the Nine-Tailed Fox's Charka:
Collect ALL of the ripped scrolls and take them to the Hokage's basement and you will be rewarded with Naruto's new power-up.

Konohamuru Unlockables at Academy:
When you have beaten the game go to Konohamuru on top of the acadamy to unlock the following features. The diagram below shows you where the numbers correspond in relation to the areas of the screen.

[01] [02] [03] [04]

[05] [06] [07] [08]

[09] [10] [11] [12]


Unlock Fuji Fan:
Press 08, 11, 02, 05.

Unlock Jiraiya:
Press 11, 03, 01, 06.

Unlock Rasengan:
Press 09, 02, 12, 07.

Unlock Rajin's Sword:
Press 07, 06, 05, 11.

Unlock 4th Hokage's Sword:
Press 04, 07, 11, 05.