Holding Net (ホールディングネット Hōrudingu Netto) is a [[:Special:Ask/-5B-5BCategory:Spells-5D-5D-20-5B-5Bspell-20category::-5D-5D|supportive]] spell usually cast for safety purpose, say during flight trainings for beginning mages. Nanoha Takamachi has gotten used to cast this spell.