The fact
This major shift responds to rising tensions in Asia-Pacific, notably toward China.
The doctrine change reflects a geopolitical reorientation for the country.
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Observed impact
Renforcement de l'alliance USA-Japon et de la dissuasion régionale
Possible réaction critique de la Chine aux exportations d'armes japonaises
Modification du bilan du marché des armements en Asie-Pacifique