Winning bid + ¥5,000: Windows 11 Pro can be installed via Bootcamp. Winning bid + ¥10,000: Windows 11 Pro can also be installed using the paid virtual machine software "Parallels Desktop 20". Winning bid + ¥5,000: Mac version of Office can be installed. An Office account and password will be provided. If you make an immediate purchase without price negotiation, Office will be installed for free. Winning bid + ¥5,000: Windows version of Office can be installed. Winning bid + ¥15,000: Adobe Creative Cloud Complete 12-month subscription account will be provided. It is possible to add an SSD. If you wish to do so, please contact us via the transaction navigation after winning the bid. ※ Product Description ※ Manufacturer: Apple Product Name (Model Number): MacBook Air [A1466] CPU: Core i5-5250U 1.60-2.70 GHz (2 cores / 4 threads) Memory: 8GB (8192MB) Storage (SSD): Ultra-fast PCI-e NVME SSD 128GB Optical Drive: None Screen Size: 13.3-inch wide Resolution: 1440x900 dots Wireless LAN: Built-in wireless LAN Keyboard: Japanese layout (with backlight) OS System: Catalina 10.15.7 / Windows 11 Pro 64bit (optional) ● Included Accessories AC adapter, built-in battery * Some accessories may not be genuine products. ■ Product Condition Beautiful! The LCD has no scratches and the colors are beautiful. The keyboard and palm rest are also in beautiful condition, with no fading of the characters. The top cover and bottom cover are generally clean. There are no noticeable scratches. The initial password is 1234. ※ Notes We will accept returns or exchanges for defects that prevent power-up or startup. Other than that, we cannot accept returns for reasons related to the product condition, so please refrain from purchasing if you are concerned about the product condition.