Item Boost

Item Boost (アイテムアップ) is an ability introduced in Kingdom Hearts II. It increases the effectiveness of recovery items. It can be multi-installed to increase its effects.

Mechanics
In Kingdom Hearts II, Item Boost is a that costs 2  to equip.

In Kingdom Hearts Birth by Sleep, Item Boost is a that can be installed up to three times.

In Kingdom Hearts 3D: Dream Drop Distance, Item Boost is a that can be installed up to three times.

Kingdom Hearts II

 * Dual-Wielding Roxas has Item Boost as a default ability.
 * Sora learns Item Boost at levels 7 with the Dream Shield, 9 with the Dream Rod, and 17 with the Dream Sword.
 * Goofy has Item Boost as a default ability.
 * Mulan has Item Boost as a default ability.
 * Beast has Item Boost as a default ability.
 * Jack Sparrow has Item Boost as a default ability.
 * Aladdin has Item Boost as a default ability.
 * Tron has Item Boost as a default ability.
 * Riku has Item Boost as a default ability.
 * The Monochrome has Item Boost as its equipment ability.
 * The Rising Dragon has Item Boost as its equipment ability.
 * The Save the King has Item Boost as its equipment ability.

Kingdom Hearts II Final Mix

 * Dual-Wielding Roxas has Item Boost as a default ability.
 * Sora learns Item Boost at level 7 with the Dream Shield, 9 with the Dream Rod, and 17 with the Dream Sword.
 * Goofy has Item Boost as a default ability.
 * Mulan has Item Boost as a default ability.
 * Beast has Item Boost as a default ability.
 * Jack Sparrow has Item Boost as a default ability.
 * Aladdin has Item Boost as a default ability.
 * Tron has Item Boost as a default ability.
 * Riku has Item Boost as a default ability.
 * The Monochrome has Item Boost as its equipment ability.
 * The Nobody Lance has Item Boost as its equipment ability.
 * The Save the King has Item Boost as its equipment ability.

Kingdom Hearts Birth by Sleep

 * Item Boost can be attached to a, , , , , or Command recipe through Command Melding, either randomly or by applying a Soothing Crystal.

Kingdom Hearts 3D: Dream Drop Distance

 * Sora and Riku can purchase Item Boost from the Chef Kyroo Ability Link for 170, 320, and 490 Link Points.
 * Sora and Riku can purchase Item Boost from the Drak Quack Ability Link for 65, 265, and 315 Link Points.
 * Sora and Riku can purchase Item Boost from the Ducky Goose Ability Link for 125, 225, and 300 Link Points.
 * Sora and Riku can purchase Item Boost from the Juggle Pup Ability Link for 180 and 240 Link Points.
 * Sora and Riku can purchase Item Boost from the Ursa Circus Ability Link for 40 and 170 Link Points.
 * Sora and Riku can purchase Item Boost from the Kooma Panda Ability Link for 150 and 170 Link Points.
 * Sora and Riku can purchase Item Boost from the Escarglow Ability Link for 180 and 220 Link Points.
 * Sora and Riku can purchase Item Boost from the Drill Sye Ability Link for 380 Link Points.
 * Sora and Riku can purchase Item Boost from the Pricklemane Ability Link for 40 Link Points.
 * Sora and Riku can purchase Item Boost from the Meow Wow Ability Link for 90 Link Points.