Relationship dossier
Guam
Japan
Relationship assessment
Japan’s role in Guam is shaped by U.S.-Japan military realignment arrangements; Guam has no independent foreign policy.
Guam toward Japan
Not assessedJapan toward Guam
+15Japan committed funding through U.S.-Japan arrangements to support relocating U.S. Marines from Okinawa to Guam. This is a concrete Japanese policy affecting Guam, though the scope of direct cooperation with Guam’s territorial government is unclear.
Overall relationship
Not assessedHow to read these scores
Scores are rough judgments, not objective measurements or current verification. Directional scores describe government policy and conduct, not public opinion. The overall score is an independent estimate, never an average.
- −100
- Extreme sustained hostility
- −50
- Substantially adversarial
- 0
- Mixed or neutral, supported by knowledge
- +50
- Substantially cooperative
- +100
- Exceptionally close sustained partnership
“Not assessed” means there is no recorded score. Pair existence makes no claim about diplomatic recognition or established relations.
Relationship context
Overview
Guam is a U.S. territory and does not conduct an independent foreign policy toward Japan. Japan has committed funding under U.S.-Japan arrangements for relocating U.S. Marines from Okinawa to Guam, a concrete policy affecting the island. The scope of direct cooperation between the Japanese and Guam governments is less clear.
Key developments
The United States and Japan announced a realignment plan that included relocating U.S. Marines from Okinawa to Guam, with Japanese financial contributions.
Major uncertainties
- The scope of direct Japanese government cooperation with Guam’s territorial government is unclear.
- The extent and implementation of Japan’s funding commitments for the Marine relocation to Guam are uncertain.