Question: Who is the mother of the performer of song Passion (Utada Hikaru Song)?

Knowledge 1: Passion (Utada Hikaru song)
"Passion" is a song recorded by Japanese singer Utada Hikaru, taken as the fourth single from her studio album "Ultra Blue" (2006).It premiered on December 14, 2005, in two physical formats and for digital consumption, distributed by EMI Japan and EastWorld."Passion", alongside its English counterpart "Sanctuary", were used as the national and international theme songs to the Square Enix video game "Kingdom Hearts II" (2005); both tracks serve as the successor to "Hikari", which is found on Kingdom Hearts.The creator of the Kingdom Hearts franchise, Tetsuya Nomura, sought to collaborate with Utada as she previously wrote "Hikari", alongside his prospects for her to break into foreign and international markets.The conception of the two tracks were to emphasize a "dusk"-like vibe to the game, in comparison to "Hikari" which she described as the "dawn".Musically, "Passion" has been described by music commentators as a multi-genre tune, noting elements of alternative rock, ambient and "ethereal" music.The song's lyrics delve into themes of nostalgia, and discuses the circumstances of past, present and future.Upon its release, both songs received critical acclaim from music critics, who strongly opined her musical departure and the Utada's progression in production and singing.Additionally, several publications ranked the songs on their year-end lists of 2005–06 and soundtrack lists.Commercially, "Passion" was successful in Japan, peaking inside the top ten on the Oricon Singles Chart and TBS's Count Down TV chart; despite this, "Passion"'s sales were much lower than her previous releases.However, it was certified Gold in three categories by the Recording Industry Association of Japan (RIAJ).An accompanying music video was directed in China by her then husband Kazuaki Kiriya, which depicts Utada in a dreamscape filled with animated clouds, figures and a cathedral-like architecture.The clip was inspired by numerous anime films and aesthetics, along with the atmosphere portrayed in "Kingdom Hearts II".The music video for "Passion" was generally well received, but critics questioned the lack of footage from the video game.In order to promote the single, Utada performed the tracks on television shows such as "Music Station" and "Hey!Hey!Hey!Music Champ", and has appeared on one concert tour: .Since its release, "Passion" and "Sanctuary" have been widely considered as two of the best songs in video game history and has been recognized as a major factor in Utada's commercial rise in the western market. [SEP] Knowledge 2: Utada Hikaru
, who has also gone by Hikaru Utada and the mononym Utada , is a Japanese-American singer-songwriter and producer.Born in the United States to Japanese parents, record producer Utada Teruzane and singer Keiko Fuji, Utada began to write music and lyrics at an early age and often traveled to Tokyo as a result of her father's job.Eventually, a recording contract with Toshiba-EMI was signed and, under the stage name "Cubic U", Utada released her English-language debut album "Precious" in early 1998, but it was a commercial failure.In the following year, heavily influenced by R&B and dance-pop, her Japanese-language debut "First Love" was released and became an instant success.Backed by the massive success of singles "AutomaticTime Will Tell", and "Movin' On Without You", the album sold two million copies in its first week in Japan, topped the Oricon charts for six non-consecutive weeks and went on to sell six million more throughout the rest of 1999."First Love" eventually became the country's best-selling album of all time.Her following album "Distance" was released in early 2001 and spawned Utada's biggest hit singles —"Addicted to YouWait & See (Risk)" and "Can You Keep a Secret?"—, which became million-sellers.The album was commercially successful and broke several sales records after three million copies were sold in its first week of availability in Japan, instantly becoming the country's fastest-selling album.In 2002, backed by chart-topping singles such as "TravelingHikari" and "Sakura DropsDeep River", which incorporates elements of pop folk, was released and went on to become one of Japan's top-selling records of all-time.Subsequent full-length releases —"ExodusUltra Blue" and "Heart Station"— achieved million-selling status certified by the Recording Industry Association of Japan.After a prolonged hiatus, Utada released acoustic-driven "Fantôme" and "Hatsukoi", which reached number-one on the Oricon album charts.By the end of the 2000s, Utada was deemed "the most influential artist of the decade" in the Japanese music landscape by "The Japan Times".Utada's commercial success has made her one of Japan's top-selling recording artists of all time with over 37 million records sold since launching her career in the late 1990s.Twelve of her singles have reached number-one on the Oricon Singles Chart, while ten of her albums have become chart-toppers.Six of her full-length releases are among the country's highest-selling albums of all time; including "First LoveDistance" and "Deep River", which are among the top ten best-selling records of Japan's music history.Additionally, Utada is best known by international audiences for writing and producing four theme-song contributions to Square Enix and Disney's collaborative video game series "Kingdom HeartsSimple and CleanSanctuaryDon'tThink Twice" and "Face My Fears".
Knowledge 1: Passion (Utada Hikaru song)
"Passion" is a song recorded by Japanese singer Utada Hikaru, taken as the fourth single from her studio album "Ultra Blue" (2006).It premiered on December 14, 2005, in two physical formats and for digital consumption, distributed by EMI Japan and EastWorld."Passion", alongside its English counterpart "Sanctuary", were used as the national and international theme songs to the Square Enix video game "Kingdom Hearts II" (2005); both tracks serve as the successor to "Hikari", which is found on Kingdom Hearts.The creator of the Kingdom Hearts franchise, Tetsuya Nomura, sought to collaborate with Utada as she previously wrote "Hikari", alongside his prospects for her to break into foreign and international markets.The conception of the two tracks were to emphasize a "dusk"-like vibe to the game, in comparison to "Hikari" which she described as the "dawn".Musically, "Passion" has been described by music commentators as a multi-genre tune, noting elements of alternative rock, ambient and "ethereal" music.The song's lyrics delve into themes of nostalgia, and discuses the circumstances of past, present and future.Upon its release, both songs received critical acclaim from music critics, who strongly opined her musical departure and the Utada's progression in production and singing.Additionally, several publications ranked the songs on their year-end lists of 2005–06 and soundtrack lists.Commercially, "Passion" was successful in Japan, peaking inside the top ten on the Oricon Singles Chart and TBS's Count Down TV chart; despite this, "Passion"'s sales were much lower than her previous releases.However, it was certified Gold in three categories by the Recording Industry Association of Japan (RIAJ).An accompanying music video was directed in China by her then husband Kazuaki Kiriya, which depicts Utada in a dreamscape filled with animated clouds, figures and a cathedral-like architecture.The clip was inspired by numerous anime films and aesthetics, along with the atmosphere portrayed in "Kingdom Hearts II".The music video for "Passion" was generally well received, but critics questioned the lack of footage from the video game.In order to promote the single, Utada performed the tracks on television shows such as "Music Station" and "Hey!Hey!Hey!Music Champ", and has appeared on one concert tour: .Since its release, "Passion" and "Sanctuary" have been widely considered as two of the best songs in video game history and has been recognized as a major factor in Utada's commercial rise in the western market. [SEP] Knowledge 2: Minamoto no Chikako
She was the mother of Prince Morinaga.
Knowledge 1: Passion (Utada Hikaru song)
"Passion" is a song recorded by Japanese singer Utada Hikaru, taken as the fourth single from her studio album "Ultra Blue" (2006).It premiered on December 14, 2005, in two physical formats and for digital consumption, distributed by EMI Japan and EastWorld."Passion", alongside its English counterpart "Sanctuary", were used as the national and international theme songs to the Square Enix video game "Kingdom Hearts II" (2005); both tracks serve as the successor to "Hikari", which is found on Kingdom Hearts.The creator of the Kingdom Hearts franchise, Tetsuya Nomura, sought to collaborate with Utada as she previously wrote "Hikari", alongside his prospects for her to break into foreign and international markets.The conception of the two tracks were to emphasize a "dusk"-like vibe to the game, in comparison to "Hikari" which she described as the "dawn".Musically, "Passion" has been described by music commentators as a multi-genre tune, noting elements of alternative rock, ambient and "ethereal" music.The song's lyrics delve into themes of nostalgia, and discuses the circumstances of past, present and future.Upon its release, both songs received critical acclaim from music critics, who strongly opined her musical departure and the Utada's progression in production and singing.Additionally, several publications ranked the songs on their year-end lists of 2005–06 and soundtrack lists.Commercially, "Passion" was successful in Japan, peaking inside the top ten on the Oricon Singles Chart and TBS's Count Down TV chart; despite this, "Passion"'s sales were much lower than her previous releases.However, it was certified Gold in three categories by the Recording Industry Association of Japan (RIAJ).An accompanying music video was directed in China by her then husband Kazuaki Kiriya, which depicts Utada in a dreamscape filled with animated clouds, figures and a cathedral-like architecture.The clip was inspired by numerous anime films and aesthetics, along with the atmosphere portrayed in "Kingdom Hearts II".The music video for "Passion" was generally well received, but critics questioned the lack of footage from the video game.In order to promote the single, Utada performed the tracks on television shows such as "Music Station" and "Hey!Hey!Hey!Music Champ", and has appeared on one concert tour: .Since its release, "Passion" and "Sanctuary" have been widely considered as two of the best songs in video game history and has been recognized as a major factor in Utada's commercial rise in the western market. [SEP] Knowledge 2: Caspar Babypants
Caspar Babypants is the stage name of children's music artist Chris Ballew, who is also widely known as the singer of The Presidents of the United States of America.

Answer: Keiko Fuji