Skip to content
eSIMAddict

CocoRoam plans for Japan

6,108 live plans from 63 providers, ranked on what a gigabyte actually costs rather than on the sticker price. Checked 13 October 2026

Compare 6,108 plans →
£0.17 Lowest per GB Cheapest honest gigabyte here
£1.46 Median per GB Unlimited and fair-use excluded
£0.85–3.09 Typical band Where most plans land
56% Advertise 5G 61% allow hotspot

This page is not indexed yet: it has not met the coverage and editorial thresholds published in our methodology.

Data
Data allowance
More filters

Compare 6,108 plans

We earn a commission on some links below. Commission carries zero weight in the ranking formula, which is published in full. Prices are indicative and the provider's own checkout is always authoritative.

Showing 24 of 6,108 plans

View offer: CocoRoam, Japan 10GB 3d 1 CocoRoam Japan 10GB 3d 10 GB 3 days 5G Japan only £4.16 £0.42 per GB
View offer: CocoRoam, Japan 10GB 5d 2 CocoRoam Japan 10GB 5d 10 GB 5 days 5G Japan only £4.54 £0.45 per GB
View offer: CocoRoam, Japan 2GB/day 5d 3 CocoRoam Japan 2GB/day 5d 2 GB/day 5 days 5G Japan only £4.54 £0.45 per GB
View offer: CocoRoam, Japan 50GB 3d 4 CocoRoam Japan 50GB 3d 50 GB 3 days 5G Japan only £17.93 £0.36 per GB
View offer: CocoRoam, Japan 2GB/day 4d 5 CocoRoam Japan 2GB/day 4d 2 GB/day 4 days 5G Japan only £3.78 £0.48 per GB
View offer: CocoRoam, Japan 30GB 3d 6 CocoRoam Japan 30GB 3d 30 GB 3 days 5G Japan only £11.80 £0.39 per GB
View offer: CocoRoam, Japan 10GB 7d 7 CocoRoam Japan 10GB 7d 10 GB 7 days 5G Japan only £4.92 £0.49 per GB
View offer: CocoRoam, Japan 1GB/day 10d 8 CocoRoam Japan 1GB/day 10d 1 GB/day 10 days 5G Japan only £4.92 £0.49 per GB
View offer: CocoRoam, Japan 1GB/day 8d 9 CocoRoam Japan 1GB/day 8d 1 GB/day 8 days 5G Japan only £4.01 £0.50 per GB
View offer: CocoRoam, Japan 1GB/day 9d 10 CocoRoam Japan 1GB/day 9d 1 GB/day 9 days 5G Japan only £4.54 £0.51 per GB
View offer: CocoRoam, Japan 2GB/day 6d 11 CocoRoam Japan 2GB/day 6d 2 GB/day 6 days 5G Japan only £4.92 £0.41 per GB
View offer: CocoRoam, Japan 2GB/day 8d 12 CocoRoam Japan 2GB/day 8d 2 GB/day 8 days 5G Japan only £6.51 £0.41 per GB
View offer: CocoRoam, Japan 2GB/day 11d 13 CocoRoam Japan 2GB/day 11d 2 GB/day 11 days 5G Japan only £8.93 £0.41 per GB
View offer: CocoRoam, Japan 2GB/day 9d 14 CocoRoam Japan 2GB/day 9d 2 GB/day 9 days 5G Japan only £7.34 £0.41 per GB
View offer: CocoRoam, Japan 2GB/day 7d 15 CocoRoam Japan 2GB/day 7d 2 GB/day 7 days 5G Japan only £5.75 £0.41 per GB
View offer: CocoRoam, Japan 2GB/day 15d 16 CocoRoam Japan 2GB/day 15d 2 GB/day 15 days 5G Japan only £12.18 £0.41 per GB
View offer: CocoRoam, Japan 2GB/day 13d 17 CocoRoam Japan 2GB/day 13d 2 GB/day 13 days 5G Japan only £10.59 £0.41 per GB
View offer: CocoRoam, Japan 2GB/day 12d 18 CocoRoam Japan 2GB/day 12d 2 GB/day 12 days 5G Japan only £9.76 £0.41 per GB
View offer: CocoRoam, Japan 2GB/day 10d 19 CocoRoam Japan 2GB/day 10d 2 GB/day 10 days 5G Japan only £8.17 £0.41 per GB
View offer: CocoRoam, Japan 2GB/day 14d 20 CocoRoam Japan 2GB/day 14d 2 GB/day 14 days 5G Japan only £11.42 £0.41 per GB
View offer: CocoRoam, Japan 2GB/day 3d 21 CocoRoam Japan 2GB/day 3d 2 GB/day 3 days 5G Japan only £3.18 £0.53 per GB
View offer: CocoRoam, Japan 1GB/day 7d 22 CocoRoam Japan 1GB/day 7d 1 GB/day 7 days 5G Japan only £3.71 £0.53 per GB
View offer: CocoRoam, Japan 10GB 10d 23 CocoRoam Japan 10GB 10d 10 GB 10 days 5G Japan only £5.29 £0.53 per GB
View offer: CocoRoam, Japan 50GB 5d 24 CocoRoam Japan 50GB 5d 50 GB 5 days 5G Japan only £19.14 £0.39 per GB
See all 6,108 plans →

Plan details