 He is currently going out with Noi, whom he affectionately calls "Noi-chi", it is also quite possible that he has a jealous personality.Shown in the manga where he thought he might lose Noi to another guy.His name is derived from Oda Nobunaga (in fact it was once suggested in the anime that Takenaga was a direct descendant of Nobunaga) and his reference to Noi as "Noi-chi" is probably a reference to Oichi, a sister of Nobunaga.