1：General

• Your membership rank of the initial month after registering for BOOK☆WAKER will be "No Rank", and your rank from the following month will be deteimined based on the purchase amount either on BOOK☆WALKER Global (global.bookwalker.jp) or the Japan (bookwalker.jp) store.
• Purchase of mail-order products on the キャラアニ BOOK☆WALKER支店 ( g.bookwalker.jp ) store are not eligible for any type of coin-backs.
• Excluding Joker rank, membership rank is determined upon your total purchase amount of preceding month in JST (Japan Standard Time), and calculated based on JPY (Japanese Yen) excluding tax.
• All payment options (including payment with coin) are valid for rank calculation.
• When using a coupon upon purchase, your total payment amount (excluding tax) after applying the coupon is subject to rank calculation. Please be noted that purchase amount for rank calculation will be reduced when using a coupon.
• When using a coupon upon purchase, even eBooks with a "NEW" icon will be excluded from rank calculation of New Release Purchase.
• Coins granted according to your membership rank will expire based on JST (Japan Standard Time), at the end of 5 months from purchase date.(Example）Granted on December, 2018・・・Valid through end of May, 2019
• Rules for the BOOK☆WALKER Club, coin-back rate based on membership rank, and incidental services are subject to change without prior notice.

2：Granted Coins

• When purchasing an eBook, coins are granted according to membership rank and expire based on JST (Japan Standard Time), at the end of 5 months from purchase date. Additional coins are granted when purchasing an eBook through pre-order.(Example) Purchased on December, 2018・・・Granted coins are valid through end of May, 2019
• 1 coin=1 JPY (Japanese Yen). You may use BOOK☆WALKER Coin when purchasing eBooks on BOOK☆WALKER Global (global.bookwalker.jp) or the Japan (bookwalker.jp) store.
• Please be noted that for some campaigns, granted coins expire at the end of 5 months from the campaign starting date.

3：Joker Rank

• Once you become a Joker rank, you will continue to be a Joker rank unless you withdraw from BOOK☆WALKER membership regardless your purchase amount of preceding month.
• Lifetieme purchase for Joker rank refers to your total purchase amount (after applying coupon) from 2011 and after. Purchase without sign-in on previous iOS app as well as purchase of mail-order products on the キャラアニ BOOK☆WALKER支店 ( g.bookwalker.jp ) store is not applicable for rank calculation, however, eBook purchase data transferred from the previous iOS is applicable.
• If you achieve the conditions of a Joker rank, we will notify you at the beginning of the following month after achieving the conditions.
• Conditions for achieving Joker rank is subject to change without prior notice.