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ZenSIM plans for Japan

2,743 live plans from 24 providers, ranked on what a gigabyte actually costs rather than on the sticker price. Checked 27 August 2026

Compare 2,743 plans →
CA$0.39 Lowest per GB Cheapest honest gigabyte here
CA$2.55 Median per GB Unlimited and fair-use excluded
CA$1.43–5.63 Typical band Where most plans land
52% Advertise 5G 85% allow hotspot

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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 2,743 plans

View offer: ZenSIM, Japan Unlimited STANDARD - 30 Days 1 ZenSIM Japan Unlimited STANDARD - 30 Days 3 GB/day 30 days 4G Japan only CA$91.48 CA$1.01 per GB
View offer: ZenSIM, Asia+ Unlimited STANDARD - 30 Days 2 ZenSIM Asia+ Unlimited STANDARD - 30 Days 3 GB/day 30 days 4G +14 more countries CA$97.02 CA$1.08 per GB
View offer: ZenSIM, Asia+ Unlimited STANDARD - 15 Days 3 ZenSIM Asia+ Unlimited STANDARD - 15 Days 3 GB/day 15 days 4G +14 more countries CA$49.90 CA$1.11 per GB
View offer: ZenSIM, Japan Unlimited STANDARD - 15 Days 4 ZenSIM Japan Unlimited STANDARD - 15 Days 3 GB/day 15 days 4G Japan only CA$56.83 CA$1.26 per GB
View offer: ZenSIM, Japan 3GB - 5 Days 5 ZenSIM Japan 3GB - 5 Days 3 GB 5 days 4G Japan only CA$8.32 CA$2.77 per GB
View offer: ZenSIM, Japan 40GB - 30 Days 6 ZenSIM Japan 40GB - 30 Days 40 GB 30 days 4G Japan only CA$59.60 CA$1.50 per GB
View offer: ZenSIM, Japan 20GB - 15 Days 7 ZenSIM Japan 20GB - 15 Days 20 GB 15 days 4G Japan only CA$31.88 CA$1.59 per GB
View offer: ZenSIM, Japan 20GB - 30 Days 8 ZenSIM Japan 20GB - 30 Days 20 GB 30 days 4G Japan only CA$33.26 CA$1.66 per GB
View offer: ZenSIM, Japan 10GB - 15 Days 9 ZenSIM Japan 10GB - 15 Days 10 GB 15 days 4G Japan only CA$22.18 CA$2.22 per GB
View offer: ZenSIM, Japan 10GB - 30 Days 10 ZenSIM Japan 10GB - 30 Days 10 GB 30 days 4G Japan only CA$23.56 CA$2.36 per GB
View offer: ZenSIM, Japan 5GB - 5 Days 11 ZenSIM Japan 5GB - 5 Days 5 GB 5 days 4G Japan only CA$12.47 CA$2.49 per GB
View offer: ZenSIM, Japan Unlimited STANDARD - 5 Days 12 ZenSIM Japan Unlimited STANDARD - 5 Days 3 GB/day 5 days 4G Japan only CA$34.65 CA$2.31 per GB
View offer: ZenSIM, Japan 5GB - 15 Days 13 ZenSIM Japan 5GB - 15 Days 5 GB 15 days 4G Japan only CA$13.86 CA$2.77 per GB
View offer: ZenSIM, Asia+ 20GB - 15 Days 14 ZenSIM Asia+ 20GB - 15 Days 20 GB 15 days 4G +14 more countries CA$44.35 CA$2.22 per GB
View offer: ZenSIM, Asia+ 3GB - 5 Days 15 ZenSIM Asia+ 3GB - 5 Days 3 GB 5 days 4G +14 more countries CA$13.86 CA$4.62 per GB
View offer: ZenSIM, Asia+ Unlimited STANDARD - 5 Days 16 ZenSIM Asia+ Unlimited STANDARD - 5 Days 3 GB/day 5 days 4G +14 more countries CA$34.65 CA$2.31 per GB
View offer: ZenSIM, Asia+ 20GB - 30 Days 17 ZenSIM Asia+ 20GB - 30 Days 20 GB 30 days 4G +14 more countries CA$49.90 CA$2.49 per GB
View offer: ZenSIM, Japan 5GB - 30 Days 18 ZenSIM Japan 5GB - 30 Days 5 GB 30 days 4G Japan only CA$15.25 CA$3.05 per GB
View offer: ZenSIM, Asia+ 40GB - 30 Days 19 ZenSIM Asia+ 40GB - 30 Days 40 GB 30 days 4G +14 more countries CA$87.32 CA$2.19 per GB
View offer: ZenSIM, Japan 1GB - 5 Days 20 ZenSIM Japan 1GB - 5 Days 1 GB 5 days 4G Japan only CA$6.93 CA$6.93 per GB
View offer: ZenSIM, Asia+ 10GB - 15 Days 21 ZenSIM Asia+ 10GB - 15 Days 10 GB 15 days 4G +14 more countries CA$36.04 CA$3.60 per GB
View offer: ZenSIM, Asia+ 5GB - 5 Days 22 ZenSIM Asia+ 5GB - 5 Days 5 GB 5 days 4G +14 more countries CA$18.02 CA$3.60 per GB
View offer: ZenSIM, Asia+ 1GB - 5 Days 23 ZenSIM Asia+ 1GB - 5 Days 1 GB 5 days 4G +14 more countries CA$6.93 CA$6.93 per GB
View offer: ZenSIM, Asia+ 10GB - 30 Days 24 ZenSIM Asia+ 10GB - 30 Days 10 GB 30 days 4G +14 more countries CA$40.19 CA$4.02 per GB
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