Appearances
- The Silver (mentioned only)
- Flower, Sun, and Rain (mentioned only)
- killer7
- NO MORE HEROES
- Flower Sun and Rain: MURDER AND MYSTERY IN PARADISE (mentioned only)
- NO MORE HEROES 2: DESPERATE STRUGGLE
- NO MORE HEROES 英雄たちの楽園
- NO MORE HEROES 1.5: DESPERATE STRUGGLE
- NO MORE HEROES: HEROES’ PARADISE
- LOLLIPOP CHAINSAW
- dance in the dark (mentioned only)
- The SILVERCASE (mentioned only)
- TRAVIS STRIKES AGAIN: NO MORE HEROES
- CHAMPION ROAD BEYOND
- NO MORE HEROES Ⅲ
- LOLLIPOP CHAINSAW RePOP
- HOTEL BARCELONA
Nomenclature
- United States (killer7, The SILVERCASE, NO MORE HEROES Ⅲ credits)
- “The homeland” (killer7)
- U.S. (killer7, The SILVERCASE)
- US (Flower Sun and Rain: MURDER AND MYSTERY IN PARADISE, killer7, TRAVIS STRIKES AGAIN: NO MORE HEROES, NO MORE HEROES Ⅲ reverse cover art)
- USA (LOLLIPOP CHAINSAW, The SILVERCASE, LOLLIPOP CHAINSAW RePOP)
- America (dance in the dark, TRAVIS STRIKES AGAIN: NO MORE HEROES)
- American (LOLLIPOP CHAINSAW, The SILVERCASE, LOLLIPOP CHAINSAW RePOP)
- United States of America (The SILVERCASE, TRAVIS STRIKES AGAIN: NO MORE HEROES)