Yukiko

Before its premiere, the anime series Six Hearts Princess had a cosplay show in which a character was announced named Yukiko Nekodzuka (猫塚 ゆきこ). However, to date, she hasn't appeared in the show proper, though she was in some very early previews for it.

Yukiko Amagi is a character from the role-playing video game Persona 4.

Yukiko (雪子) Kitano is a fictional character in the novel 'Battle Royale'. She is the girl #6.

Yukiko Iwai, also known by the nickname Yuuyu, is a Japanese singer and actress born May 26, 1968 in Yokohama, Kanagawa Prefecture, Japan. Iwai was a member of the all-girl pop group Onyanko Club, and she was the shortest of all the members at 150 centimetres. She was also half of the pop group Ushiroyubi Sasaregumi, a spin-off group of Onyanko Club. She graduated from Kaetsu Women's Junior High and High School, but left Kaetsu Women's Junior College before she finished. She is the younger in a set of identical twins.

Yukiko Inui is a Japanese competitor in synchronized swimming. Yukiko competed in both the women's duet with her partner Chisa Kobayashi, and the women's team events at the 2012 Summer Olympics; she finished in fifth place in both competitions.

Yukiko Fujisawa is a Japanese figure skater. She is the 2008 JGP Czech Skate champion, 2009 JGP Final silver medalist, and 2010 Japanese junior bronze medalist.

Yukiko Akaba is a Japanese long-distance runner who specializes in the 10,000 metres, half marathon and marathon events. She won the silver medal in half marathon at the 1999 Summer Universiade. At the 2001 Summer Universiade she finished eighth in the 5000 metres and won the bronze medal in the 10,000 metres. She finished twentieth in the 10,000 metres at the 2008 Olympic Games, but was less successful in the women's 5000 metres, failing to make the final. Her next global competition came at the 2009 World Championships in Athletics, where she finished 31st in the World Championship marathon race. She also ran at the 2009 IAAF World Half Marathon Championships, but failed to make an impact in either the individual race or with the Japanese team.

Yukiko Sakamoto is a Japanese politician and bureaucrat from Mishima, Shizuoka. She was the first woman to be appointed vice-governor of Shizuoka Prefecture in 1996 and served one term in the House of Councillors in the National Diet from 2004 until 2009.

It's the name of Shinichi Kudo (Conan)'s mother in the anime Detective Conan.