tokyo japanese government defend toyota motor corp 7203.t friday important corporate citizen unite state president-elect donald trump single automaker threaten slap punitive tariff mexico-built cars trump repeatedly hit u.s. company use lower-cost factories abroad expense job home slam u.s. automakers include ford f.n week scrap plan 1.6 billion mexico plant attack overnight toyota first foreign automaker toyota motor say build new plant baja mexico build corolla cars u.s. way build plant u.s. pay big border tax trump tweet toyota share fell percent recover honda motor co 7267.t nissan motor co 7201.t slide around percent even government analysts seek brush impact attack chief cabinet secretary yoshihide suga tell reporters friday toyota important corporate citizen trade minister hiroshige seko stress contribution japanese company u.s. employment think impact business performance limit akira kishimoto senior analyst jp morgan say note cool judgement need toyota exposure mexico limit kishimoto say add even extreme case tariff 20 percent would hit operate profit around percent trump threaten 35 percent tariff cars import mexico toyota one host company operate mexico assembly plant baja california produce tacoma pick-up truck could increase production trump tweet however confuse toyota exist baja plant plan billion plant guanajuato construction get way november days election guanajuato plant build corollas annual capacity 200,000 come online 2019 shift production small car canada baja produce around 100,000 pick-up truck truck bed annually toyota say september would increase output pick-up truck 60,000 units annually japanese automakers suppliers mexico include nissan mexico decades choose site first assembly plant outside asia nissan two facilities produce 830,000 units year march 2016. honda operate two assembly engine plant total annual capacity 263,000 vehicles transmission plant annual capacity 350,000 units aisin seiki co 7259.t denso corp 6902.t suppliers toyota carmakers two three plant respectively mexico part makers tend cluster near assembly plant industry just-in-time production philosophy japan defend toyota trump broadside mexican plant