Dunni

Set in the 24th century, mankind has successfully terraformed Mars, making it a habitable planet and renaming it to planet Aqua. Now mostly made up of water and ocean, humans use unmotorized gondolas to travel around their cities.

Yuno, a young girl with a dream to become an artist, is finally accepted into her dream school Yamabuki Art High School. Despite knowing that she will be leaving her family to attend school, Yuno is comforted by the fact that she will be staying at the Hidamari Apartments, where fellow art enthusiasts also live.

Sayonara Zetsubou Sensei is a slice-of-life "comedy":https://ani.me/anime/comedy featuring a high school teacher, Itoshiki Nozomu.

Rei Kiriyama is a 17-year-old boy who recently started living alone, financed by his salary as a professional Shogi player. Despite his independence, however, he's yet to mature emotionally, and his problems continue to haunt him in his daily life.

In the year 2029, the barriers of our world have been broken down by the net and by cybernetics, but this brings new vulnerability to humans in the form of brain-hacking. When a highly-wanted hacker known as 'The Puppetmaster' begins involving them in politics, Section 9, a group of cybernetically enhanced cops, are called in to investigate and stop the Puppetmaster.

(From ANN): Sora Kajiwara is a shy girl who enjoys drawing in her sketchbook. She joins the Art Club at her school, and meets many colorful and eccentric people.

(From ANN) For her first year of high school, Fu Sawatari moves to Takehara, a scenic old town near Hiroshima, on the Inland Sea. Her father, who has passed away, grew up in Takehara.

Itou Kaiji is a bum who steals car emblems and slashes tires on what seems to be a regular basis. This routine changes one day when he is paid a visit by a man in a trench-coat.