AE-86 Seiryuu Beam Katana ported from Fallout: NV made by AlphaDragoon 

It had the same stat as ebony weapons but swing 10% faster + it own custom swing sound effect ( demo video in the comment section )

Use AdditemMenu to get or Console command '' help seiryuu "

Compatible with Dual Shealth Redux

Tested and fully compatible with Imbued Weapons - Bloodskal Effect with any Melee Weapon

Chinese Version

As always thank to Chaos_Hellfire for his review

And also Kredans for his review

Credit:

AE-86 Seiryuu Beam Katana by AlphaDragoon