Standard arrangements, such as those found on MuseScore , typically span about 5 pages and focus on maintaining the driving rock/pop rhythm.
Simplified versions focus on the main melody for the right hand, often accompanied by visual tutorials for those without extensive music theory knowledge. Community Consensus Standard arrangements, such as those found on MuseScore
The complexity of "Zankyosanka" piano covers varies significantly depending on the arranger: such as those found on MuseScore