I am a MediBang Premium 300 subscriber and my cloud storage has exceeded 300GB.

We recommend the high capacity plan.
You are currently subscribed to the other plan, so you will be charged the difference.
You will also need to log in to make a payment.
The purchase screen will show the username and ID logged in, so please check that this is the account you are using before making the purchase.

<To buy the 500GB plan>
https://medibang.com/myProfile/premium/purchase/tier4_year/

<To buy the 1TB plan>
https://medibang.com/myProfile/premium/purchase/tier5_year/

<To buy the 1.5TB plan>
https://medibang.com/myProfile/premium/purchase/tier6_year/

<To buy the 2TB plan>
https://medibang.com/myProfile/premium/purchase/tier7_year/

<To buy the 2.5TB plan>
https://medibang.com/myProfile/premium/purchase/tier8_year/

<To buy the 3TB plan>
https://medibang.com/myProfile/premium/purchase/tier9_year/