Love and reconciliation are very common themes. Their relationship has a lot of history and baggage, so many fanfictions focus on them working through past issues to be together.
The theme of second chances also pops up a lot. Their relationship had a rocky start, and fanfics like to play with the idea of them getting a second chance at love. It gives the writers a chance to explore different ways their relationship could develop and how they can make it work this time around.
One popular 'onodera ritsu x takano masamune fanfiction' is 'A New Beginning'. It shows their relationship developing in a modern AU setting. The author does a great job of capturing their personalities.
One great 'onodera ritsu x masamune takano fanfic' is 'A Chance Encounter'. It beautifully portrays their relationship with well - written dialogues and emotional depth. The author does a wonderful job of showing their evolving feelings for each other.
The ending of the world's first love manga had not been announced yet because the manga had been in the midst of being published, so it was not yet time for the ending. However, according to the storyline of the manga, the relationship between Onodera Ritsu and Takano Masamune had always been complicated. Their ending would still have to wait until the manga was completed before they could receive official confirmation.