Tomodachi no Imouto ga Ore ni Dake Uzai - Volume 2, Intermission: Iroha and Mashiro

The later generations immensely revered Great Wei’s Jianan Emperor. During the period of his reign, Great Wei entered its golden era.

Interestingly, all the records, that glorified his accomplishments unanimously agreed, that Jianan Emperor had only one flaw in his life: He favored only imperial noble consort!

Zhou Tong was very annoyed. She time-traveled out of blue, didn’t even have time to take a breath, and yet, already had to deal with troubles.

What? The original owner of her body was a walk-on cannon fodder*? She couldn’t even be regarded as a second female lead?

Zhou Tong is angry! Change, it must change! This plot needs a beautiful turn around in order to be worthy of sis’s coquettish personality!

This is a story of the unfortunate time-traveling lass, who possessed the body of reborn aboriginal maiden and became the Great Wei’s beloved imperial consort.

- Description from Novelupdates

An ordinary (?) grandfather, Choi Chuntaek. In an effort to protect his granddaughter, he started the virtual reality game 'Arkstar.'

Then... he accidentally obtained a legendary class?

Xiao Yu, who was a student from modern Earth, accidentally transports to another world and becomes the lord of a territory. Facing an unfavorable situation, he vows to take back his family business, build his new territory, kill all of those who covet his wealth, and dominate the world!

- Description from Novelupdates

Zhou Heng drank too much wine, and woke up to find that he had time-traveled, and there was a beautiful woman lying beside him. Just when Zhou Heng, a bachelor of ten thousand years, wanted to take charge, he suddenly discovered that this woman who had a relationship with him was called Sadako, and she was the Sadako in Midnight Ring.

Sadako is just Sadako, pretty and human, but the memories that come out one after another make Zhou Heng discover that his name is Takeo Saeki, and he is the husband of Kayako in the Grudge of the Great Evil Spirit.

Later, at work, Zhou Heng discovered that his female colleague had a strange identity. The daughter of his client, Mimiko Mizunuma, had always been very interested in him when she came into contact with him.

- Description from novelbuddy