• Missing Person Search - Photo 1
  • Missing Person Search - Photo 2
  • Missing Person Search - Photo 3
  • Missing Person Search - Photo 4
  • Missing Person Search - Photo 5

MissingPersonsSearches.com is the worlds largest missing person database with over 11,000 active missing persons cases. Search our site by last name, location, alphabetically, or using the search box above. We update this site on a daily basis and appreciate donations of any amount. To help please follow this link.

Latest Missing Person Video for diona-maria-peterson

Latest Missing Person Photos for Missing Diona Maria Peterson

Diona, circa 2005; Age progression forensics photo to age 17 (circa 2018); Mika Mochizuki

Missing Since 10/04/2005

Missing From Santa Ana, California

Classification Family Abduction

Sex Female

Race Asian, Biracial, White

Date of Birth Used 08/27/2001 (19)

Age 4 years old

Height and Weight 3'0, 38 pounds

Distinguishing Characteristics Biracial (Asian/Caucasian) female. Light brown hair, hazel eyes. Diona may use the last name Mochizuki. She is of Japanese descent and speaks English and Japanese.

Details of Disappearance
Diona was last seen in Santa Ana, California on October 4, 2005. She was abducted by her non-custodial mother, Mika Mochizuki. An FBI warrant for unlawful flight to avoid prosecution was issued for her on January 5, 2007.

A photo of Mochizuki is posted with this case summary. Her Date of Birth Used is June 19, 1973, making her 32 years old at the time of Diona's abduction. She's described as Asian, of Japanese descent, 5'2 to 5'5 and 112 to 132 pounds, with brown hair and brown eyes. Mochizuki may use the name Mika Maria Peterson. Some agencies give her last name as Mochizulti. She speaks English and Japanese.

Diona and Mochizuki are believed to be in Japan; Mochizuki was born in Tokyo, Japan. The child's whereabouts are unknown and her case remains unsolved.
Investigating Agency / Department

Orange County Sheriff's Office


Federal Bureau of Investigation

California Office


Additional missing person information

Interactive Search Map

  • USA

    USA Missing Persons

    Canada Missing Persons

    Australia Missing Persons
  • UK

    The worlds largest missing person database - bring them home today - USA Canada Australia and the UK