NTT DoCoMo will offer the “U15 First Smartphone Plan” for people under the age of 15 from July 7. Monthly data communication capacity is 3GB until the birth month of 16 years old. After exceeding 3GB, you can add it for 1100 yen per 1GB. After the 16th birthday, the monthly data communication capacity will be 1GB. Domestic voice calls are free for up to 5 minutes, but “0570” and “0180” and directory assistance are not covered. If it exceeds 5 minutes, it costs 22 yen per 30 seconds. You can also choose the unlimited call option for 1100 yen per month. SMS is 3 yen per message. Both 4G and 5G are available. Normally, the monthly fee is 1815 yen, and if a contractor such as a guardian pays a monthly fee with a d card, the “d card payment discount” will be applied, and in addition to the “U15 first smartphone discount”, the monthly fee will be 1078 yen for the first year. .. From the second year onwards, it can be used for 1628 yen. For users under 15 years old, new contracts, contract changes from FOMA, Xi feature phones / feature phones of other companies, model changes from 3G lines / MNP. The docomo Hikari Set Discount and Minna DoCoMo Discount discounts are not applied to this plan, but everyone is eligible for docomo Discount. When changing models from Xi feature phones, it is necessary to use one of DoCoMo mobile phone, Raku-Raku phone, and Kids mobile phone. In addition, the plan must be one of K-type run (including 2), Kids K-type run 2, Kake-hodai plan (Keitai), Kake-hodai light plan (Keitai), and Simple plan (Keitai).