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AlpineSIM

AlpineSIM brings Swiss standards to global eSIMs — focusing on reliability, transparency, and performance. With instant setup, carefully selected networks, and coverage in 190+ countries, AlpineSIM offers country-specific, multi-region, global, and unlimited data plans, making it ideal for travelers who want dependable mobile data without surprises.

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Usage limit: Unlimited

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AlpineSIM eSIM Data Plans for Japan

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AlpineSIM Japan - 100MB / 7 Days

Data: 100MB
Validity: 7 Days
Price/GB: $2.90/GB
Price: $0.29

AlpineSIM Japan - 500MB / 7 Days

Data: 500MB
Validity: 7 Days
Price/GB: $1.14/GB
Price: $0.57

AlpineSIM Japan - 500MB/Day / 1 Days

Data: 500MB
Validity: 1 Day
Price/GB: $1.38/GB
Price: $0.69

AlpineSIM Japan - 1GB / 7 Days

Data: 1GB
Validity: 7 Days
Price/GB: $1.00/GB
Price: $1.00

AlpineSIM China mainland & Japan & South Korea - 500MB/Day / 1 Days

Data: 500MB
Validity: 1 Day
Price/GB: $2.66/GB
Price: $1.33

AlpineSIM Asia (14 areas) - 1GB / 7 Days

Data: 1GB
Validity: 7 Days
Price/GB: $1.36/GB
Price: $1.36

AlpineSIM Japan - 1GB/Day / 1 Days

Data: 1GB
Validity: 1 Day
Price/GB: $1.40/GB
Price: $1.40

AlpineSIM Asia (14 areas) - 1GB/Day / 1 Days

Data: 1GB
Validity: 1 Day
Price/GB: $1.44/GB
Price: $1.44

AlpineSIM Japan & South Korea - 1GB/Day / 1 Days

Data: 1GB
Validity: 1 Day
Price/GB: $1.51/GB
Price: $1.51

AlpineSIM Japan & South Korea - 1GB / 7 Days

Data: 1GB
Validity: 7 Days
Price/GB: $1.57/GB
Price: $1.57

AlpineSIM Japan - 2GB / 15 Days

Data: 2GB
Validity: 15 Days
Price/GB: $0.87/GB
Price: $1.74

AlpineSIM Asia (12 areas) - 500MB/Day / 1 Days

Data: 500MB
Validity: 1 Day
Price/GB: $3.68/GB
Price: $1.84

AlpineSIM Japan - 500MB/Day / 3 Days

Data: 500MB/day
Validity: 3 Days
Price/GB: $1.39/GB
Price: $2.09

AlpineSIM Asia (20 areas) - 500MB/Day / 1 Days

Data: 500MB
Validity: 1 Day
Price/GB: $4.52/GB
Price: $2.26

AlpineSIM China mainland & Japan & South Korea - 1GB/Day / 1 Days

Data: 1GB
Validity: 1 Day
Price/GB: $2.44/GB
Price: $2.44

AlpineSIM Japan - 3GB / 15 Days

Data: 3GB
Validity: 15 Days
Price/GB: $0.82/GB
Price: $2.47

AlpineSIM Japan - 3GB / 30 Days

Data: 3GB
Validity: 30 Days
Price/GB: $0.88/GB
Price: $2.63

AlpineSIM China mainland & Japan & South Korea - 1GB / 7 Days

Data: 1GB
Validity: 7 Days
Price/GB: $2.66/GB
Price: $2.66

AlpineSIM Asia (14 areas) - 2GB/Day / 1 Days

Data: 2GB
Validity: 1 Day
Price/GB: $1.38/GB
Price: $2.75

AlpineSIM Japan - 2GB/Day / 1 Days

Data: 2GB
Validity: 1 Day
Price/GB: $1.40/GB
Price: $2.79

AlpineSIM Japan - 3GB/Day / 1 Days

Data: 3GB
Validity: 1 Day
Price/GB: $1.02/GB
Price: $3.06

AlpineSIM Japan & South Korea - 2GB/Day / 1 Days

Data: 2GB
Validity: 1 Day
Price/GB: $1.58/GB
Price: $3.16

AlpineSIM Asia (12 areas) - 1GB/Day / 1 Days

Data: 1GB
Validity: 1 Day
Price/GB: $3.31/GB
Price: $3.31

AlpineSIM Japan - 500MB/Day / 5 Days

Data: 500MB/day
Validity: 5 Days
Price/GB: $1.34/GB
Price: $3.34

AlpineSIM Asia (12 areas) - 1GB / 7 Days

Data: 1GB
Validity: 7 Days
Price/GB: $3.55/GB
Price: $3.55

AlpineSIM Asia (14 areas) - 3GB / 15 Days

Data: 3GB
Validity: 15 Days
Price/GB: $1.20/GB
Price: $3.61

AlpineSIM Asia-20 - 1GB / 7 Days

Data: 1GB
Validity: 7 Days
Price/GB: $3.65/GB
Price: $3.65

AlpineSIM Asia-20 - 1GB / 30 Days

Data: 1GB
Validity: 30 Days
Price/GB: $3.74/GB
Price: $3.74

AlpineSIM Asia (14 areas) - 3GB / 30 Days

Data: 3GB
Validity: 30 Days
Price/GB: $1.28/GB
Price: $3.83

AlpineSIM Asia (14 areas) - 3GB/Day / 1 Days

Data: 3GB
Validity: 1 Day
Price/GB: $1.30/GB
Price: $3.89

AlpineSIM Japan - 5GB / 30 Days

Data: 5GB
Validity: 30 Days
Price/GB: $0.79/GB
Price: $3.93

AlpineSIM China mainland & Japan & South Korea - 500MB/Day / 3 Days

Data: 500MB/day
Validity: 3 Days
Price/GB: $2.67/GB
Price: $4.00

AlpineSIM Japan & South Korea - 3GB / 15 Days

Data: 3GB
Validity: 15 Days
Price/GB: $1.39/GB
Price: $4.16

AlpineSIM Japan - 1GB/Day / 3 Days

Data: 1GB/day
Validity: 3 Days
Price/GB: $1.39/GB
Price: $4.18

AlpineSIM Asia (20 areas) - 1GB/Day / 1 Days

Data: 1GB
Validity: 1 Day
Price/GB: $4.21/GB
Price: $4.21

AlpineSIM Asia (14 areas) - 1GB/Day / 3 Days

Data: 1GB/day
Validity: 3 Days
Price/GB: $1.44/GB
Price: $4.33

AlpineSIM Japan & South Korea - 3GB/Day / 1 Days

Data: 3GB
Validity: 1 Day
Price/GB: $1.50/GB
Price: $4.49

AlpineSIM Japan & South Korea - 1GB/Day / 3 Days

Data: 1GB/day
Validity: 3 Days
Price/GB: $1.50/GB
Price: $4.51

AlpineSIM Japan - 500MB/Day / 7 Days

Data: 500MB/day
Validity: 7 Days
Price/GB: $1.34/GB
Price: $4.68

AlpineSIM Japan & South Korea - 3GB / 30 Days

Data: 3GB
Validity: 30 Days
Price/GB: $1.56/GB
Price: $4.69

AlpineSIM China mainland & Japan & South Korea - 2GB/Day / 1 Days

Data: 2GB
Validity: 1 Day
Price/GB: $2.39/GB
Price: $4.78

AlpineSIM Asia (14 areas) - 5GB/Day / 1 Days

Data: 5GB
Validity: 1 Day
Price/GB: $1.01/GB
Price: $5.05

AlpineSIM Asia (20 areas) - 1GB / 7 Days

Data: 1GB
Validity: 7 Days
Price/GB: $5.24/GB
Price: $5.24

AlpineSIM Asia (12 areas) - 500MB/Day / 3 Days

Data: 500MB/day
Validity: 3 Days
Price/GB: $3.69/GB
Price: $5.54

AlpineSIM Japan & South Korea - 5GB/Day / 1 Days

Data: 5GB
Validity: 1 Day
Price/GB: $1.16/GB
Price: $5.82

AlpineSIM Asia (14 areas) - 5GB / 30 Days

Data: 5GB
Validity: 30 Days
Price/GB: $1.20/GB
Price: $6.01

AlpineSIM Japan - 5GB/Day / 1 Days

Data: 5GB
Validity: 1 Day
Price/GB: $1.23/GB
Price: $6.13

AlpineSIM Global (120+ areas) - 1GB/Day / 1 Days

Data: 1GB
Validity: 1 Day
Price/GB: $6.23/GB
Price: $6.23

AlpineSIM China mainland & Japan & South Korea - 500MB/Day / 5 Days

Data: 500MB/day
Validity: 5 Days
Price/GB: $2.55/GB
Price: $6.38

AlpineSIM Asia (12 areas) - 2GB/Day / 1 Days

Data: 2GB
Validity: 1 Day
Price/GB: $3.21/GB
Price: $6.42

AlpineSIM Japan - 500MB/Day / 10 Days

Data: 500MB/day
Validity: 10 Days
Price/GB: $1.29/GB
Price: $6.46

AlpineSIM Japan - 12GB / 4 Days

Data: 12GB
Validity: 4 Days
Price/GB: $0.54/GB
Price: $6.49

AlpineSIM China mainland & Japan & South Korea - 3GB / 15 Days

Data: 3GB
Validity: 15 Days
Price/GB: $2.20/GB
Price: $6.59

AlpineSIM Japan - 1GB/Day / 5 Days

Data: 1GB/day
Validity: 5 Days
Price/GB: $1.34/GB
Price: $6.68

AlpineSIM Asia (20 areas) - 500MB/Day / 3 Days

Data: 500MB/day
Validity: 3 Days
Price/GB: $4.48/GB
Price: $6.72

AlpineSIM Global (120+ areas) - 1GB / 7 Days

Data: 1GB
Validity: 7 Days
Price/GB: $6.72/GB
Price: $6.72

AlpineSIM Japan - 10GB / 30 Days

Data: 10GB
Validity: 30 Days
Price/GB: $0.68/GB
Price: $6.83

AlpineSIM China mainland & Japan & South Korea - 3GB / 30 Days

Data: 3GB
Validity: 30 Days
Price/GB: $2.28/GB
Price: $6.83

AlpineSIM Asia (14 areas) - 1GB/Day / 5 Days

Data: 1GB/day
Validity: 5 Days
Price/GB: $1.38/GB
Price: $6.91

AlpineSIM Japan - 10GB/Day / 1 Days

Data: 10GB
Validity: 1 Day
Price/GB: $0.70/GB
Price: $6.96

AlpineSIM Japan & South Korea - 1GB/Day / 5 Days

Data: 1GB/day
Validity: 5 Days
Price/GB: $1.44/GB
Price: $7.19

AlpineSIM China mainland & Japan & South Korea - 1GB/Day / 3 Days

Data: 1GB/day
Validity: 3 Days
Price/GB: $2.44/GB
Price: $7.33

AlpineSIM Japan & South Korea - 5GB / 30 Days

Data: 5GB
Validity: 30 Days
Price/GB: $1.51/GB
Price: $7.53

AlpineSIM Global139 - 1GB / 7 Days

Data: 1GB
Validity: 7 Days
Price/GB: $7.70/GB
Price: $7.70

AlpineSIM Asia (20 areas) - 2GB/Day / 1 Days

Data: 2GB
Validity: 1 Day
Price/GB: $4.04/GB
Price: $8.08

AlpineSIM Asia (14 areas) - 2GB/Day / 3 Days

Data: 2GB/day
Validity: 3 Days
Price/GB: $1.37/GB
Price: $8.24

AlpineSIM Japan - 2GB/Day / 3 Days

Data: 2GB/day
Validity: 3 Days
Price/GB: $1.39/GB
Price: $8.36

AlpineSIM Asia (12 areas) - 3GB/Day / 1 Days

Data: 3GB
Validity: 1 Day
Price/GB: $2.82/GB
Price: $8.46

AlpineSIM Asia (12 areas) - 500MB/Day / 5 Days

Data: 500MB/day
Validity: 5 Days
Price/GB: $3.54/GB
Price: $8.85

AlpineSIM Asia (12 areas) - 3GB / 15 Days

Data: 3GB
Validity: 15 Days
Price/GB: $2.97/GB
Price: $8.91

AlpineSIM China mainland & Japan & South Korea - 500MB/Day / 7 Days

Data: 500MB/day
Validity: 7 Days
Price/GB: $2.56/GB
Price: $8.95

AlpineSIM Asia-20 - 3GB / 15 Days

Data: 3GB
Validity: 15 Days
Price/GB: $3.00/GB
Price: $9.01

AlpineSIM Asia (12 areas) - 3GB / 30 Days

Data: 3GB
Validity: 30 Days
Price/GB: $3.04/GB
Price: $9.11

AlpineSIM Japan - 3GB/Day / 3 Days

Data: 3GB/day
Validity: 3 Days
Price/GB: $1.02/GB
Price: $9.20

AlpineSIM Asia-20 - 3GB / 30 Days

Data: 3GB
Validity: 30 Days
Price/GB: $3.11/GB
Price: $9.32

AlpineSIM Japan - 1GB/Day / 7 Days

Data: 1GB/day
Validity: 7 Days
Price/GB: $1.34/GB
Price: $9.36

AlpineSIM Asia (14 areas) - 10GB/Day / 1 Days

Data: 10GB
Validity: 1 Day
Price/GB: $0.94/GB
Price: $9.37

AlpineSIM Japan & South Korea - 2GB/Day / 3 Days

Data: 2GB/day
Validity: 3 Days
Price/GB: $1.58/GB
Price: $9.49

AlpineSIM Asia (14 areas) - 1GB/Day / 7 Days

Data: 1GB/day
Validity: 7 Days
Price/GB: $1.38/GB
Price: $9.67

AlpineSIM Japan - 500MB/Day / 15 Days

Data: 500MB/day
Validity: 15 Days
Price/GB: $1.29/GB
Price: $9.69

AlpineSIM Asia (12 areas) - 1GB/Day / 3 Days

Data: 1GB/day
Validity: 3 Days
Price/GB: $3.31/GB
Price: $9.92

AlpineSIM Japan & South Korea - 1GB/Day / 7 Days

Data: 1GB/day
Validity: 7 Days
Price/GB: $1.44/GB
Price: $10.07

AlpineSIM Global (120+ areas) - 1GB / 365 Days

Data: 1GB
Validity: 365 Days
Price/GB: $10.18/GB
Price: $10.18

AlpineSIM China mainland & Japan & South Korea - 5GB / 30 Days

Data: 5GB
Validity: 30 Days
Price/GB: $2.04/GB
Price: $10.19

AlpineSIM Global (120+ areas) - 2GB/Day / 1 Days

Data: 2GB
Validity: 1 Day
Price/GB: $5.25/GB
Price: $10.49

AlpineSIM Japan & South Korea - 10GB/Day / 1 Days

Data: 10GB
Validity: 1 Day
Price/GB: $1.05/GB
Price: $10.50

AlpineSIM Asia (20 areas) - 500MB/Day / 5 Days

Data: 500MB/day
Validity: 5 Days
Price/GB: $4.28/GB
Price: $10.70

AlpineSIM Asia (14 areas) - 10GB / 30 Days

Data: 10GB
Validity: 30 Days
Price/GB: $1.10/GB
Price: $10.96

AlpineSIM Japan - 21GB / 7 Days

Data: 21GB
Validity: 7 Days
Price/GB: $0.53/GB
Price: $11.09

AlpineSIM Asia (14 areas) - 3GB/Day / 3 Days

Data: 3GB/day
Validity: 3 Days
Price/GB: $1.30/GB
Price: $11.68

AlpineSIM China mainland & Japan & South Korea - 1GB/Day / 5 Days

Data: 1GB/day
Validity: 5 Days
Price/GB: $2.34/GB
Price: $11.71

AlpineSIM Japan - 20GB / 30 Days

Data: 20GB
Validity: 30 Days
Price/GB: $0.60/GB
Price: $11.92

AlpineSIM Japan - 500MB/Day / 20 Days

Data: 500MB/day
Validity: 20 Days
Price/GB: $1.23/GB
Price: $12.35

AlpineSIM China mainland & Japan & South Korea - 500MB/Day / 10 Days

Data: 500MB/day
Validity: 10 Days
Price/GB: $2.47/GB
Price: $12.35

AlpineSIM Asia (12 areas) - 500MB/Day / 7 Days

Data: 500MB/day
Validity: 7 Days
Price/GB: $3.54/GB
Price: $12.39

AlpineSIM Asia (20 areas) - 1GB/Day / 3 Days

Data: 1GB/day
Validity: 3 Days
Price/GB: $4.18/GB
Price: $12.55

AlpineSIM Japan - 1GB/Day / 10 Days

Data: 1GB/day
Validity: 10 Days
Price/GB: $1.29/GB
Price: $12.93

AlpineSIM Asia (20 areas) - 3GB / 15 Days

Data: 3GB
Validity: 15 Days
Price/GB: $4.31/GB
Price: $12.94

AlpineSIM Asia (14 areas) - 2GB/Day / 5 Days

Data: 2GB/day
Validity: 5 Days
Price/GB: $1.32/GB
Price: $13.15

AlpineSIM Japan - 2GB/Day / 5 Days

Data: 2GB/day
Validity: 5 Days
Price/GB: $1.34/GB
Price: $13.36
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