101Leafy researched the games.
The Plague of Yian Kut-Ku
- Goal
- Survive until Time Over or Deliver the Paw Pass Ticket
- Failure
- Kill less than two Kut-Ku: Reward Zero, Time Over
- Stars
- 3
- Area
- Forest and Hills
- Time limit
- 50 min
- Contract fee
- 350z
- Reward
- 1,200z
- Taken off per faint
- 400z
The first one starts in area 9. The basic approach is to bring it down fast, then wait in area 10 for the second and later Yian Kut-Ku to arrive.
魔物獵人PORTABLE 完全攻略本 (青文出版社, 2006), p. 257, our translation
Requestor: Guild Master
Slay as many of the swarming Yian Kut-Ku as you can! We will resupply you after 2 of them have been slain. You can use a Paw Pass to quit.
Quest rewards
| Name | Count | Chance |
|---|---|---|
| Kut-Ku Scale | 3 | 34% |
| Kut-Ku Shell | 2 | 42% |
| Med Monster Bone | 2 | 20% |
| Bone | 3 | 4% |
| Name | Count | Chance |
|---|---|---|
| Giant Beak | 8 | 89% |
| Kut-Ku Coin | 10 | 11% |
| Name | Count | Chance |
|---|---|---|
| Kut-Ku Ear | 6 | 89% |
| Kut-Ku Coin | 8 | 11% |
| Name | Count | Chance |
|---|---|---|
| Giant Beak | 4 | 89% |
| Kut-Ku Coin | 3 | 11% |
| Name | Count | Chance |
|---|---|---|
| Kut-Ku Ear | 3 | 87% |
| Kut-Ku Coin | 2 | 13% |
| Name | Count | Chance |
|---|---|---|
| Giant Beak | 1 | 88% |
| Kut-Ku Coin | 1 | 12% |
| Name | Count | Chance |
|---|---|---|
| Kut-Ku Ear | 1 | 90% |
| Kut-Ku Webbing | 2 | 10% |
Rows in bold are always received.
Source: 魔物獵人PORTABLE 完全攻略本 (青文出版社, 2006), p. 354