101Leafy researched the games.
Kirin Bolt+

Improved Kirin Bolt. Uses Kirin Mane as an electrical amplifier.
| Class | Sword |
|---|---|
| Rarity | 5 |
| Attack | 196 |
| Thunder | 280 |
| Defense | +6 |
| Slots | 0 |
| Price | 3,360z |
Upgrades
| Upgraded from | Kirin Bolt |
|---|---|
| Upgrades into | Kirin Bolt Ultimus, Kirin Bolts |
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 702.