One option could be to check out dedicated manga websites such as MangaFox or MangaReader. Sometimes they have the complete series of Nisekoi. Just make sure the sites are legal and safe to use.
Overall, the ending of Nisekoi ties up loose ends and brings a sense of closure. The characters' relationships evolve in a way that satisfies most fans. There are some surprises along the way, but it all leads to a fulfilling conclusion.
Sure, the Nisekoi manga has reached its conclusion. The ending wrapped up the storylines and provided closure for the characters and their relationships.
The ending of Nisekoi manga is a bit complex. The main characters' relationships resolve in a way that some find satisfying, while others have mixed feelings.
You can try looking on popular manga reading websites like MangaReader or MangaPark. They usually have a wide range of manga available, including Nisekoi.