Not sure if anyone is still tracking this, but here are results:

Attempt 1
In: R Gacha x1
Time: 50min
Nut: Silver - Tall
Reward: Limited R (Nina) x1, Limited N (Kiyora Miono) x1

Attempt 2
In: R Gacha x3
Time: 1hr30min
Nut: Silver - Tall
Reward: SR Wild Card 5 x1, Pero Pudding x1

Attempt 3

In: R Gacha x3
Time: 1hr30min
Nut: Silver - Tall
Reward: SR Wild Card 5 x1, Pero Pudding x1

Attempt 4
In: R Gacha x2, Pero Pudding x2
Time: 1hr30min
Nut: Silver - Tall
Reward: SR Wild Card 3 x1, R Wild Card x1

Attempt 5
In: R Gacha x3
Time: 1hr30min
Nut: Silver - Tall
Reward: Pero Pudding Half x1, Pero Pudding x1

Attempt 6
In: Card Reveal x1, R Gacha x1, Peronamin x1
Time: 3hr
Nut: Silver - Short
Reward: Pero Pudding x1, Peronamin x1

Attempt 7 (desparation mode)
In: R Gacha x10, Card Reveal x3
Time: 3hr30min
Nut: Gold - Tall
Reward: Pero Pudding x1, R Gacha x1

Kurito is a bummer.