101Leafy researched the games.
Kirin Bolts

Placed into one's hands, it is like holding the pillars that bind heaven and earth.
| Class | Dual Blades |
|---|---|
| Rarity | 5 |
| Attack | 210 |
| Thunder | 250 |
| Defense | +12 |
| Slots | 1 |
| Price | 5,080z |
Upgrades
| Upgraded from | Kirin Bolt+ |
|---|---|
| Upgrades into | Festive Fall Typhoon |
Upgrade tree from モンスターハンターポータブル 2nd G 公式ガイドブック (Enterbrain, 2008), page 714.