What are some popular 'isekai harem novel' titles?

A few 'isekai tensei harem novel' titles are 'Sword Art Online'. In the ALO and other arcs, Kirito has interactions with multiple female characters that have some harem - like qualities. And 'Log Horizon' is also relevant. Shiroe, the main character, is in a world full of different races and characters, and he has relationships with several that can be seen in the context of a harem in the isekai setting.

Well, 'The Rising of the Shield Hero' can be considered. The protagonist is summoned to another world, which is a typical isekai tensei situation. And he has a group of female companions who support him in different ways, which gives it some harem - like vibes. Also, 'Konosuba: God's Blessing on This Wonderful World!' is very popular. The main character is sent to a fantasy world (isekai) and he has a group of girls around him, which is a classic harem setup in light novels.

One popular title could be 'In Another World's Labyrinth, My Harem Awaits'.

One popular 'isekai revenge novel' is 'The Rising of the Shield Hero'. In this novel, the main character is summoned to another world as one of the Four Cardinal Heroes but is betrayed and has to seek revenge. Another is 'Arifureta: From Commonplace to World's Strongest'. The protagonist is bullied and thrown into a dangerous labyrinth, and he embarks on a journey of revenge and self - improvement.

One popular 'isekai bl novel' is 'Kiss Me at the Stroke of Midnight in Another World'. It combines the allure of the isekai genre with a romantic BL storyline. The characters are well - developed, and the world - building is interesting.

Some well - known ones could be 'My Yankee Girl in Another World'.

There's also 'No Game No Life'. The siblings in this novel possess extraordinary intelligence and gaming skills that give them an unfair advantage in the isekai world they are transported to, which is very much like having cheats.

One popular 'isekai smartphone novel' is 'In Another World With My Smartphone'.

A few 'isekai dragon novel' titles are worth mentioning. For instance, 'Re:Zero − Starting Life in Another World' has some dragon - associated storylines within its isekai framework. 'Sword Art Online' also has certain arcs that touch on isekai and dragon concepts. And 'Log Horizon' has elements in its story that can be related to the idea of isekai and dragons, especially when it comes to the unique creatures and magic systems in the game - like world.

One popular 'isekai vengenace novel' could be 'The Rising of the Shield Hero'. It involves a character being transported to another world (isekai) and seeking vengeance for the wrongs done to him. Another might be 'Re:Zero − Starting Life in Another World' which has elements of the protagonist facing challenges and having a sense of vengenace in a complex isekai setting.