Yes, you can top up your Nintendo eShop balance via bank transfer. Nintendo offers the option to add funds to your eShop account using bank transfer through their website or directly on the Nintendo Switch console. Simply follow the instructions provided to transfer the desired amount from your bank account to your eShop balance. **

To top up your Nintendo eShop balance using Amazon, you can purchase a Nintendo eShop gift card from Amazon's website. Simply search for "Nintendo eShop gift card" on Amazon and choose the amount you want to add to your balance. Once you purchase the gift card, you will receive a digital code that you can redeem on the Nintendo eShop to add the funds to your account. This is a convenient way to add funds to your Nintendo eShop balance using your Amazon account. **

To top up the balance in the Wii U eShop, you can use a credit card or a prepaid Nintendo eShop card. Simply go to the eShop on your Wii U console, select the "Add Funds" option, and choose the amount you want to add to your balance. You can then enter your credit card information or the code from a prepaid card to complete the transaction. **

One way to top up your Nintendo eShop account with little money is to purchase a digital gift card in a smaller denomination, such as $5 or $10. You can also look out for special promotions or discounts on eShop cards that can help you save money. Another option is to use rewards points or credits from other platforms or programs to purchase eShop credit. Additionally, you can keep an eye out for sales or deals on games in the eShop to make the most of your budget. **

To top up the balance in the Wii U eShop, you can purchase a Nintendo eShop Card from various retailers or online stores. Once you have the card, you can redeem the code on the card in the eShop to add the funds to your account. Alternatively, you can also link a credit card or PayPal account to your eShop account and add funds directly through the eShop interface. **

To top up your Nintendo eShop balance with a receipt, you can purchase a Nintendo eShop card from a retail store and then use the receipt from the purchase to redeem the card's value on your Nintendo account. Simply scratch off the silver strip on the back of the card to reveal the activation code, then enter the code on the Nintendo eShop to add the funds to your account. Keep the receipt in case you encounter any issues with redeeming the card, as it may be required for customer support. **

To sign up for the 3DS eShop, you will need to have a Nintendo Network ID. If you don't have one, you can create one by going to the eShop on your 3DS and selecting "Create a New ID." You will need to provide some personal information and create a username and password. Once you have a Nintendo Network ID, you can use it to sign in to the eShop and start browsing and purchasing games and other content. If you encounter any issues during the sign-up process, you can reach out to Nintendo customer support for assistance. **

Unfortunately, it is not possible to transfer your Nintendo eShop balance directly to your Nintendo 3DS. The eShop balance is tied to your Nintendo account and can be used across different Nintendo devices, but it cannot be transferred directly to a specific device like the 3DS. However, you can use your eShop balance to purchase games and content on the 3DS by logging into your Nintendo account on the device and making purchases through the eShop. **