▁DNA ), ▁which ▁can ▁clean se ▁Earth ▁of ▁its ▁radiation ▁damage . ▁ ▁The ▁inhabitants ▁of ▁Earth ▁secret ly ▁build ▁a ▁massive ▁spaces hip ▁inside ▁the ▁ru ins ▁of ▁the ▁gig antic ▁Japanese ▁batt les hip ▁Yam ato ▁which ▁lies ▁exposed ▁at ▁the ▁former ▁bottom ▁of ▁the ▁ocean ▁location ▁where ▁she ▁was ▁s unk ▁in ▁World ▁War ▁II . ▁This ▁becomes ▁the ▁" Space ▁Batt les hip ▁Yam ato " ▁for ▁which ▁the ▁story ▁is ▁titled . ▁In ▁the ▁English ▁Star ▁Bla z ers ▁dub , ▁the ▁ship ▁is ▁noted ▁as ▁being ▁the ▁historical ▁Yam ato , ▁but ▁is ▁then ▁renamed ▁the ▁Ar go ▁( after ▁the ▁ship ▁of ▁Jason ▁and ▁the ▁Arg onaut s ). ▁ ▁Using ▁Star sha ' s ▁blue print s , ▁they ▁equip ▁the ▁new ▁ship ▁with ▁a ▁space ▁war p ▁drive , ▁called ▁the ▁" wave ▁motion ▁engine ", ▁and ▁in ▁an ▁apparently ▁unexpected ▁move , ▁weapon ize ▁the ▁technology ▁to ▁create ▁a ▁new , ▁incred ibly ▁powerful ▁weapon ▁at ▁the ▁bow ▁called ▁the ▁" W ave ▁Mot ion ▁Gun ". ▁The ▁ ▁is ▁capable ▁of ▁converting ▁t ach y on ▁particles ▁which ▁travel ▁faster ▁than ▁light ▁and ▁enables ▁the ▁Yam ato ▁to ▁" ride " ▁the ▁wave ▁of ▁t ach y ons ▁and ▁travel ▁faster ▁than ▁light . ▁The ▁, ▁also ▁called ▁the ▁Dim ensional ▁W ave ▁Mot ion ▁Ex pl os ive ▁Com pression ▁E mit ter , ▁is ▁the ▁" tr ump ▁card " ▁of ▁the ▁Yam ato ▁that ▁functions ▁by ▁connecting ▁the ▁W