Update: Sprint and Verizon have both now elected to waive call and text message fees (in Verizon's case, the move applies both to landline and wireless numbers).
Update 2: Dish Networks is also getting in on helping people stay up to date. Boris wrote in to let us know you can now watch TV Japan for free as well.
Update 3: Comcast is also in the game, providing free calls for Xfinity Voice and Business Class Voice customers.
Update 4: And that ain't all! Cox Communications has announced that calls and texts placed to Japan with Cox Digital Telephone and Cox Wireless will be free of charge through March 31.
Update 5: Kelly let us know that Verizon has added Japan TV for free for FIOS subscribers too.
Update 6: Don't worry, pay-as-you-go customers: Cricket has been kind enough to inform us that their customers will be able to make phone calls effective immediately, until March 29.