Here is the full list of all 19 Hide and Shoot achievements.
First win in a match.
10 wins in a match.
50 wins in a match.
100 wins in a match.
300 wins in a match.
First draw in a match.
Promotion to Second Lieutenant.
Promotion to First Lieutenant.
Promotion to Captain.
Promotion to Major.
Promotion to Lieutenant Colonel.
Promotion to Colonel.
Promotion to Major General.
Promotion to Lieutenant General.
Promotion to General.
Owned all characters.
Owned all characters at ★4 or higher.
Owned all characters at ★5 or higher.
Owned all characters at ★6.