JAXA decided in 2015 to devlop an improved, cost-reduced version of the HTV uncrewed non-reusable cargo spacecraft, which is preliminary called HT
Tianhui 1-01, 1-02, 1-03, 1-04 (TH 1-01, 1-02, 1-03, 1-04) - Gunter's Space Page
Connecta T3.1, T3.2 - Gunter's Space Page
iss026e033137, ISS026-E-033137 (10 March 2011) --- In the g…
Figure 1 from Concept Study of HTV-R (HTV-Return)
HTV-9 (H-II Transfer Vehicle-9) - eoPortal
H-II Transfer Vehicle - Wikipedia
HTV Spacecraft Information – Spacecraft & Satellites
HTV-1 Encyclopedia MDPI
H-II Transfer Vehicle - Wikipedia
Redesigned HTV:HTV-X
XY 2 (Kaituo 1A) - Gunter's Space Page
New unmanned cargo transfer spacecraft (HTV-X)
ATV 1, 2, 3, 4, 5 - Gunter's Space Page