Passage: An anime television series adaptation by Doga Kobo was produced, starring Aimi Tanaka as Umaru and Kenji Nojima as Taihei. The series was directed by Masahiko Ohta and written by Takashi Aoshima, with character design by Aya Takano and sound direction by Yasunori Ebina. It was broadcast on the Asahi Broadcasting Corporation in Japan from July 9 to September 24, 2015, and was simulcast worldwide by Crunchyroll.  The opening theme is "Kakushin-teki Metamarufōze!" (かくしん的☆めたまるふぉ〜ぜっ！, lit. Core Basis: Metamorphosis!) performed by Aimi Tanaka, while the ending theme is "Hidamari Days" (ひだまりデイズ, Sunshine Days) performed by Aimi Tanaka, Akari Kageyama, Haruka Shiraishi, and Yurina Furukawa, who voiced the four main girls. The series is licensed in North America by Sentai Filmworks. An original video animation was bundled with the manga's seventh volume on October 19, 2015, with another to be bundled with the tenth volume of the manga in Q2 2017. In the Weekly Young Jump magazine's 20th issue of 2017, a second season of the anime series titled Himouto! Umaru-chan R was announced for fall 2017, with the cast staff from the first season returning to reprise their roles. The second season is currently simulcasting on Anime Strike in the United States, on Hidive outside of the US, and on AnimeLab in Australia and New Zealand. Sentai Filmworks has announced on September 27, 2017 that they have licensed Himouto! Umaru-chan R. In the UK, MVM Films announced they had licensed Himouto! Umaru-chan R.There is also a Tagalog dub that is currently airing on Yey! on ABS-CBN TVplus.

Question: Who was the writer of the tv adaptation?
Takashi Aoshima