Minato Namikaze [Edo Tensei]:

Unlock: 3520 Fortune Coins [16720 - 27808 Coupons/Ingots]

3 --> 4: 4400 Fortune Coins [20900 - 34760 Coupons/Ingots]

4 --> 5: 8800 Fortune Coins [41800 - 69520 Coupons/Ingots]

{209 - 348 Coupons/Ingots per frag}

Kakashi [Susano'o]:

Unlock: 3600 Fortune Coins [17100 - 28440 Coupons/Ingots]

3 --> 4: 4500 Fortune Coins [21375 - 35550 Coupons/Ingots]

4 --> 5: 9000 Fortune Coins [42750 - 71100 Coupons/Ingots]

{214 - 356 Coupons/Ingots per frag}

Konan [Angel of God]:

Unlock: 2960 Fortune Coins [14060 - 23384 Coupons/Ingots]

3 --> 4: 3700 Fortune Coins [17575 - 29230 Coupons/Ingots]

4 --> 5: 7400 Fortune Coins [35150 - 58460 Coupons/Ingots]

{176 - 292 Coupons/Ingots per frag}

Ichiraku:

Total redeemable: 50, 850 Fortune Coins [4038 - 6715 Coupons/Ingots] {81 - 135 Coupons/Ingots = 1 Ichiraku frag}

Lucky Key Pack:

Total redeemable: 20, 520 Fortune Coins [2470 - 4108 Coupons/Ingots] {124 - 206 Coupons/Ingots = 1 Lucky Key Pack}

Myoboku Training Pack:

Total redeemable: 20, 480 Fortune Coins [2280 - 3792 Coupons/Ingots] {114 - 190 Coupons/Ingots = 1 Myoboku Training Pack}

***Credits to Naruto Online Community Channel and its Team