Yoichi Nukumizu

Ryōmaden is the 49th NHK Taiga drama. It was shown on NHK from January 3 to November 28, 2010 spanning 48 episodes. The story centers on the life of 19th-century Japanese historical figures Iwasaki Yatarō and Sakamoto Ryōma. It has been announced that the series will be aired in several other countries, for example Hong Kong, South Korea, Taiwan and Thailand.

The story begins in April 1986 and is set during the days of the bubble economy. Kaidou Akira comes from a wealthy background and is the heir of a large company Tokai Yuusen. On the other hand, his genius classmate from the University of Tokyo, Yamazaki Akira had a tough life due to the bankruptcy of his father's company and having to run away from creditors but overcomes the odds to graduatefrom the top-notch school. The two are employed at the same bank and get caught in a battle lasting over 10 years which causes upheavals in their lives.

The Ganglar have stolen the Lupin Collection, treasures left behind by the famous phantom thief, Arsène Lupin. Phantom thieves are fighting to take back what was lost. Police are fighting to protect the peace.

In this excursion into Tokyo's dark side, a sexually repressed woman finds liberation by turning tricks at night a sex worker is taken by surprise when her ex drops by and a sex blogger finds strange kinship with a loner.