Manga #3: I Fell in Love, so I Tried Livestreaming (Koi Shita no de, Haishin Shite Mita)

 

Manga #2: Reincarnation of Another World Sage ~Strongest in a Different World with Game Knowledge~ (Isekai Kenja no Tensei Musou ~Geemu no Chishiki de Isekai Saikyou~)

 

Manga #1: Japan summons (Nihonkoku Shoukan)

 Japan Summons is an isekai style manga where The country of Japan gets transported to another world or planet. In this world, Japan uses its superior technology to overwhelm the magic and fantasy tropes that are already commonplace there. Japan uses this advantage for diplomatic relations with the countries of this new world. The countries nearest to Japan think of Japan as highly advanced after just seeing their technology. Japan in this manga has to navigate this new world.