The Gulvi-ka Mui is a modified HS-SD1-1a Gulvi-ka Mui-Class Ship under the command of Vonai-Rya'ka (Emissary) Kohaku Syali. She was constructed in 752 CY (YE 33).

The Gulvi-ka Mui is the first HS-SD1-1a Gulvi-ka Mui-Class Ship constructed, she was made for use by the Vonai-Rya'ka (Emissary).

Fitted with a Tinvyma Piatypeda (Wave Rider Drive) for use while traveling in Yamatai Star Empire space. This gives it a modified flight profile.

• Atmospheric: 2,664 mph (4,287 kmph), 3,806 mph (6,125 kmph)
• Water: 100 kph (using Heim Force Generator)
• Tinvymai Tyokame (Plasma Drives) .3c (~89,937 km/sec) (~55,884 miles/sec)
• Tinvyma Movidoanor (Tunnel Drive) (Charge time: 30 min Mouth: 300 meters Distance: 15 LY)
• Tinvyma Piatypeda (Wave Rider Drive) 12,500c (~1.43 ly/h)