H-1
JPN Wikipedia 
Built & Operated By
Mitsubishi Heavy Industries
Commercial · founded 1884
Maiden Flight
12 AUG 1986
About
The H-1 was a Japanese liquid-fuelled carrier rocket, consisting of a license-produced American First Stage and set of booster rockets and all-Japanese upper stages. It replaced the N-II and was subsequently replaced by the H-2 which has the same upper stages with a Japaense first stage.
Vehicle Specifications
Height
42 m
Diameter
2.44 m
Launch Mass
142 T
Stages
2–3
Configuration
Expendable
Launch Record
Total Launches
9
Successful
9
Failed
0
Consecutive
9
Performance
To LEO
3,200 kg
To GTO
1,100 kg