DoCoMo's home router "home 5G HR01" is less than 40,000 yen including tax. If you use it for 3 years, "Monthly support" will be virtually 0 yen: No construction required
The docomo online shop accepts reservations for 39,600 yen.
It is also possible to purchase in installments <36 months of "monthly support"
In home 5G HR01, "Monthly Support" has been "revived".If you purchase the device in one lump sum, you can use it from 3850 yen (+ universal service fee) per month for 36 months from the month following the purchase.
"Monthly support" utilizing the fact that you cannot move
(*) MVNO with more than 1 million subscribers (Internet Initiative Japan and Optage as of August 13)
The "Guidelines for Operation of Article 27-3, etc. of the Telecommunications Business Law" clearly states that there are no restrictions on discounts for mobile phones / BWA terminals that cannot be moved. Since home 5G is not portable, you will not be restricted by discounts