All TSFF files are 0 byte files. That means, that Oni will take the information out of the TSFF files of level 0. Below is an example of a TSFF file of level 0.

| Line | Hex | Translation | Meaning |
| 0x00 | 01 02 00 00 | 2 | 00002-Tahoma.TSFF |
| 0x00 | 01 00 00 00 | 0 | level 0 |
| 0x10 | 01 01 00 00 | 1 | link to 00001-Roman.TSFL |
| 0x10 | 0F 00 00 00 | 15 | 15 links follow |
| 0x20 | 01 03 00 00 | 3 | link to 00003-.TSFT |
| ... | ... | ... | ... |
| 0x50 | 01 1F 00 00 | 31 | link to 00031-.TSFT |