▁was ▁first ▁announced ▁in ▁December ▁ 2 0 1 4 ▁by ▁a ▁post - cred its ▁scene ▁in ▁The ▁Last : ▁Nar uto ▁the ▁Movie . ▁K ish im oto ▁stated ▁the ▁film ▁would ▁star ▁the ▁son ▁of ▁Nar uto ▁and ▁Hin ata , ▁Bor uto ▁U z um aki , ▁as ▁well ▁as ▁S as u ke ▁and ▁Sak ura ' s ▁daughter , ▁Sar ada . ▁While ▁not ▁knowing ▁what ▁the ▁film ▁would ▁be ▁about , ▁voice ▁actress ▁Jun ko ▁Take uch i ▁was ▁pleased ▁with ▁the ▁announ cement . ▁While ▁having ▁too ▁many ▁thoughts ▁about ▁the ▁film , ▁K ish im oto ▁stated ▁he ▁was ▁not ▁sure ▁what ▁technique ▁Bor uto ▁would ▁use ▁in ▁the ▁story . ▁ ▁Director ▁H iro y uki ▁Yam ash ita ▁was ▁added ▁to ▁the ▁project ▁in ▁December ▁ 2 0 1 4 , ▁and ▁Mas ashi ▁K ish im oto ▁began ▁writing ▁the ▁script ▁the ▁following ▁month . ▁Yam ash ita ▁said ▁that ▁he ▁had ▁felt ▁press ured ▁due ▁to ▁the ▁time ▁constraints , ▁ow ing ▁to ▁the ▁movie ' s ▁planned ▁release ▁date , ▁and ▁had ▁almost ▁refused ▁to ▁direct ▁it . ▁K ish im oto ▁explained ▁that ▁he ▁felt ▁he ▁could ▁rely ▁on ▁Yam ash ita ▁based ▁on ▁his ▁work ▁on ▁the ▁animated ▁adapt ations ▁of ▁the ▁Nar uto ▁m anga . ▁K ish im oto ▁had ▁originally ▁en vision ed ▁the ▁film ' s ▁story line ▁as ▁a ▁m anga , ▁but ▁did ▁not ▁feel ▁there ▁was ▁enough ▁time ▁to ▁complete