Это запечатывающие техники.
Существует такие виды:
Bijuu Attachment (Запечатывание хвостатого животного)
Chikamatsu Puppet Sealing Technique
Fuuja Houin - Evil Sealing Method
Fuuka Houin - Fire Sealing Method
Fuukoku Houin - Dark Sealing Method
Genryuu Kyuu Fuujin - Complete Nine Mystical Dragon Seal
Gofuu Kekkai - Five Seal Barrier
Gogyou Fuuin - Five Elements Seal
Gogyou Kaiin - Five Elements Unseal
Hakke no Fuuin Shiki - Eight Divination Signs Seal Style
Infuuin • Kai - Secret Mark Seal • Release
Juin Jutsu - Cursed Seal Technique
Kyuubi Chakra Seal
Shiki Fuujin - Corpse Spirit Sealing Method
Shikoku Mujin - Four Dark Mist Array
Shishou Fuuin - Four Image Seal
Источник: http://narutoinfo.ru | 
Naruto Фильм 1