Comparison page

Japan Airlines vs ANA Power Bank Rules

Compare Japan Airlines and ANA battery rules for 100Wh, 160Wh, and common 20000mAh power banks.

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Japan Airlines

20000mAh at 3.7V is about 74Wh and maps to:

Up to 100Wh: Allowed

Carry-on: Allowed | Checked: Not allowed

Open Japan Airlines checker

ANA

20000mAh at 3.7V is about 74Wh and maps to:

Up to 100Wh: Allowed

Carry-on: Allowed | Checked: Not allowed

Open ANA checker

Quick verdict summary

For most airlines in this data set, 20000mAh power banks are below 100Wh and are generally carry-on only. Always check approval requirements for batteries in the 100Wh to 160Wh range and confirm final policy from the airline source before departure.

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Japan Airlines vs ANA Power Bank Rules (2026) | Trippwiz