*Node {{MapRoute|Y|Red}} is an "atoll node", where the new {{Amphibious Tank}} {{Equipment/Link|Special Type 4 Amphibious Tank|Special Type 4 Amphibious Tank Kai|text=Ka-Tsu tanks}}' opening can be deployed. | *Node {{MapRoute|Y|Red}} is an "atoll node", where the new {{Amphibious Tank}} {{Equipment/Link|Special Type 4 Amphibious Tank|Special Type 4 Amphibious Tank Kai|text=Ka-Tsu tanks}}' opening can be deployed. |