This is a "legacy" font. Unlike Unicode fonts (like Mangal or Nirmala UI), Walkman Chanakya uses a specific keyboard layout. If you type "A" on your keyboard, it might not produce the correct Hindi letter unless you are using a specific Hindi typewriter layout or remapping software.
Let’s address the elephant in the room. The term "Walkman" is used generically here; this isn’t a Sony product. However, the uses a KT Micro KT0936-MB FM/Audio processing chip paired with a 3W Class D amplifier . walkman chanakya 901 bold
Publishers and graphic designers frequently choose this font family over modern alternatives for several distinct reasons: This is a "legacy" font
This font operates smoothly across various desktop operating systems, including Windows, Linux, and macOS. For Windows Operating Systems this isn’t a Sony product. However