Hanzawa Naoki (半沢直樹) is a 2013 and 2020 Japanese television series by Japanese broadcaster TBS based on the Hanzawa Naoki series (半沢直樹シリーズ) of novels by (池井戸潤). It follows the story of Hanzawa Naoki, a banker working for the largest bank in Japan, Tokyo Chuo Bank. He faces numerous obstacles from upper management as he climbs his way up the ranks. The show received consistently high ratings: the final episode of Season 1 reached 42.2% of viewers in the Kanto area, the highest figure for a drama in the Heisei Era.