Each item in the limited list will be categorized. You can see exactly how limited it is by looking at the formatting of the technique. Italicized items are only available during events. Orange items are limited to one character. Red items are limited to two characters. Dark Reds are limited to three characters and browns aren't limited to any number, but they may be required to be earned in a special way.
Key: Event Only Limited to One Limited to Two Limited to Three Not Limited to a Certain Number
Edo Tensei Curse Seal White Secret Technique: The Chikamatsu Collection of Ten Puppets: 8k EXP Ephemeral: 8k EXP Reaper Death Seal: 15k EXP
Flying Thunder God Lightning Chakra Mode Jashinism Living Corpse Reanimation Creation Rebirth Earth Grudge Fear Reverse Four Symbol Sealing Soulbane: 7k EXP Spoken Word Genjutsu: 8k EXP Genjutsu Binding: 6k EXP
Sage Mode
Eight Gates Rasengan: 2K EXP Chakra Enhanced Strength: 5k EXP One Handed Seals: 2k Juinjutsu: 2k EXP
Kirin
Lightning Release: Hell Stab: 5k EXP
Fire Release: Great Fire Destruction Earth Release: Mountain Sandwich Technique Water Release: Great Shark Bullet Chidori: 2K EXP Rasenshuriken: 5k EXP Weight Manipulation: 8k EXP