The Bonus Item Set features the following bonus content:
• Omegamon Ult. Digivolution Item: Summaequetrine
• Imperialdramon PM Ult. Digivolution Item: Sacrimperine
• Parameter Boost Set
- HP Chip Mini x2, MP Chip Mini x2, Strength Chip Mini x2, Stamina Chip Mini x2, Speed Chip Mini x2, Wisdom Chip Mini x2

More details on the official game page of Digimon World: Next Order - Bonus Item Set ...