What is ano hi mita hana no namae wo bokutachi wa mada shiranai?

Ano Hi Mita Hana no Namae wo Bokutachi wa Mada Shiranai, also known as Anohana: The Flower We Saw That Day, is a Japanese anime television series produced by A-1 Pictures. The series follows a group of childhood friends who grow apart after the death of their friend Menma. Years later, the ghost of Menma appears to one of the friends, Jinta Yadomi, and asks him to fulfill her wish so that she can move on to the afterlife.

The series explores themes of grief, friendship, and coming to terms with loss. It aired in Japan from April to June 2011 and was well-received for its emotional storyline and beautiful animation. The series was later adapted into a manga and a live-action television drama.

Anohana has been praised for its relatable characters and poignant portrayal of grief and healing. It has won multiple awards including the Tokyo Anime Awards and the Newtype Anime Awards. The series has also gained a dedicated fanbase and has been described as a modern classic in the anime genre.