▁ 2 0 1 0 ▁for ▁free ▁users . ▁On ▁February ▁ 2 6 , ▁ 2 0 1 0 , ▁Section 2 3 ▁Films ▁announced ▁that ▁Sent ai ▁Film works ▁received ▁the ▁license ▁to ▁the ▁an ime . ▁The ▁first ▁fifty - two ▁episodes ▁were ▁released ▁on ▁four ▁subt itled - only ▁DVD s ▁between ▁May ▁ 1 8 , ▁ 2 0 1 0 ▁and ▁February ▁ 8 , ▁ 2 0 1 1 . ▁ ▁Audio ▁The ▁music ▁for ▁the ▁E yes h ield ▁ 2 1 ▁an ime ▁adaptation ▁was ▁composed ▁by ▁K ō ▁ Ō t ani . ▁The ▁series ▁use ▁twelve ▁pieces ▁of ▁theme ▁music , ▁five ▁opening ▁and ▁seven ▁ending ▁them es . ▁The ▁opening ▁them es ▁are ▁" Bre ak through " ▁and ▁" In noc ence " ▁by ▁V 6 , ▁" D ang ▁D ang " ▁by ▁Z Z , ▁" B la ze ▁Line " ▁by ▁Back - On , ▁and ▁ ▁by ▁Short ▁Leg ▁Summer . ▁The ▁ending ▁them es ▁are ▁" Be ▁Free " ▁by ▁R icken ' s , ▁" B la ze ▁A way " ▁by ▁The ▁Tra x , ▁" Go al " ▁by ▁Ben i ▁Ar ash iro , ▁" Run ▁to ▁Win " ▁by ▁A ya ▁Hir ano , ▁Mi y u ▁Ir ino , ▁Ko ichi ▁Nag ano ▁and ▁K app ei ▁Yam ag uch i , ▁" A ▁day ▁dream ing ..." ▁by ▁Back - On , ▁" F lower " ▁by ▁Back