AQUOS K Start Discount

New applications are no longer accepted as of January 12, 2017

Customers who subscribe to a specified data (packet) flat-rate service when they purchase the AQUOS K SHF31 can get a discount on their monthly usage fees for up to four years.

Flat-rate Application
Not required Not required


¥1,000/month is discounted from Data flat-rate charge for up to four years.

Example of monthly usage fees after application of discount

Basic charges Data (packet) flat-rate service LTE
AQUOS K Start Discount
(for up to 4 years)
(for up to 4 years)
Unlimited Calling Plan(Smart phone)


*When 2-year contract (Everybody Discount) is applied [1]
Flat-rate Data 2 ¥3,500 ¥300 ▲¥1,000 ¥5,500
Flat-rate Data 3 ¥4,200 ¥6,200
Flat-rate Data 5 ¥5,000 ¥7,000
Flat-rate Data 8 ¥6,700 ¥8,700
Flat-rate Data 10 ¥8,000 ¥10,000
Flat-rate Data 13 ¥9,800 ¥11,800
Flat-rate Data 20 ¥6,000 ¥8,000
Flat-rate Data 30 ¥8,000 ¥10,000
LTE Plan


*When 2-year contract (Everybody Discount) is applied [1]
LTE Flat ¥5,700 ¥5,934
  • *Unlimited Calling Plan S(Smart phone) is not eligible.
  • [1] 2-year contract (Everybody Discount) is automatically renewed in two-year units. In the case of contract termination, a contract cancellation fee of ¥9,500 is incurred (excluding the renewal period). Smile-heart Discount is also eligible. When Smile-heart Discount is applied, the monthly basic charge is ¥2,500/month.
    2-year contract (Everybody Discount)
  • Smile Heart Discount (in Japanese only)

Applicable condition

Customers who have purchased the AQUOS K and subscribed to "LTE plan + LTE Flat" or  "Unlimited Calling Plan(Smart phone) + Flat-rate Data 2/3/5/8/10/13/20/30"

Applicable period

The discount automatically begins from the month in which the subscription for a specified data (packet) flat-rate service is made together with an application for a new contract or model change (additional phone). The normal rate will be applied automatically after expiration of the discount period.


  • * If the data (packet) flat-rate service fee is calculated on a prorated basis, the discount amount is also calculated on a prorated basis.
  • * During the discount period, if you change to a data (packet) flat-rate service other than a specified one, change models, or cancel or suspend your contract, the discount is terminated. If you change to a specified data (packet) flat-rate service, the discount continues for up to 4 years from when the discount started.
  • * This discount cannot be applied at the same time as the au Student Discount (2016) data flat-rate charge discount. This discount takes priority. For customers currently applying the au Student Discount (2016) data flat-rate charge discount, the Student Discount takes priority during the period the two discounts are applied.
  • * If you are currently applied to a past Student Discount (2014, 2013) and are eligible for this discount from January 14, 2016, either discount is applied.
  • * Customers who make a contract with Flat-rate Data (2 to 13GB) by January 13, 2016 and are eligible for this discount get a discount from the monthly basic charge.
  • * This discount may not be available in combination with certain KDDI deals.
  • * Please check at your local au shop / au Style for the costs involved with the contract.
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