, ▁ 2 0 0 9 . ▁Volume ▁ 6 ▁was ▁released ▁on ▁August ▁ 1 1 , ▁ 2 0 0 9 ▁and ▁is ▁now ▁available . ▁In ▁May ▁ 2 0 1 0 , ▁Fun imation ▁released ▁the ▁entire ▁first ▁season ▁in ▁a ▁complete ▁box ▁set ; ▁it ▁was ▁originally ▁released ▁in ▁March , ▁but ▁was ▁re called ▁due ▁to ▁a ▁defect ive ▁disk . ▁The ▁Bl u - ray ▁Box ▁was ▁released ▁in ▁Japan ▁on ▁September ▁ 3 0 , ▁ 2 0 0 9 ▁with ▁a ▁guide book ▁with ▁several ▁un re leased ▁music ▁tracks ▁not ▁available ▁in ▁the ▁O ST s . ▁The ▁opening ▁them es ▁are ▁" HO W L ING " ▁by ▁ab ing don ▁boys ▁school ▁( eps ▁ 1 - 1 4 ) ▁and ▁" K ak use i ▁Hero ism ▁~ The ▁Hero ▁Without ▁A ▁Name ~ " ▁by ▁An ▁Ca fe ▁( eps ▁ 1 5 - 2 3 , 2 5 ) ▁and ▁the ▁ending ▁them es ▁are ▁" T su k iak ari " ▁by ▁R ie ▁fu ▁( eps ▁ 1 - 1 4 ) ▁and ▁ ▁" D ream s " ▁by ▁H IG H ▁and ▁M IGHT Y ▁COL OR ▁( eps ▁ 1 5 - 2 4 ). ▁ ▁Season ▁two ▁ ▁A ▁document ▁containing ▁information ▁about ▁B ones ▁staff ▁and ▁production ▁details , ▁was ▁le aked ▁onto ▁the ▁Japanese ▁files h aring ▁site ▁upload er . jp , ▁within ▁the ▁Microsoft ▁Excel ▁spread sheet ▁format