Chocobo Racing item bug

Date & Time: 28/08/2018
Frequency: Often
World name: Omega
Character name: Mhor'to Molkot
Retainer name: N/A
NPC name: N/A
Monster name: N/A
Class/Level: RDM - LV69
Party or solo: Solo
In-game time: Varies
Area and coordinates: Gold Saucer, Chocobo Square
Housing: N/A
Steps:

1. Reach R-300 Courses.
2. Unlock + Equip Chococure II (2).
3. Use to only gain 4% stamina (should be 9%).
4. Repeat with Stamina Tablet (so no stamina drain).
5. Still regain 4% stamina.

Connection Specs
- Type of internet connection/provider: N/A
- Modem maker/model number: N/A

More Info:

On PS4, only a minor bug, but frustrating to deal with.