The is the holy grail for advanced learners. While an official, free PDF does not exist, the digital versions (Kindle, scanned backups) are viable if you approach them with an honest strategy.
, which includes 168 pages of content. Another version is available titled Kanji Master N1 PDF : Provides direct Shinkanzen Master N1 Download links Shin Kanzen Master N1 Kanji Pdf
If you want, I can also write a for N1 kanji – just ask. The is the holy grail for advanced learners
Since a PDF isn't interactive, you need external software. free PDF does not exist