Nippon Television launches investigation into Hinako Ashihara's death, plans to publish details. Ashihara, the author of a popular manga, passed away after revealing that she had a difference of opinion with the production team over the script that was made into a TV drama.

The popular manga ``Sexy Tanaka-san,'' which was published in a Shogakukan magazine, was madeinto a drama on Nippon TV last year. After revealing this through SNS posts, he was found dead.