1960
- 1960
- Established Yamanashi Silk Center Co., Ltd. in Tokyo with the aim of establishing a social communication business.
- 1962
- Created the first original design "Strawberry" and launched gift products.
- 1966
- Publication of poetry collection "Loving Songs". Started planning and sales of publications.
- 1969
- Established Sanrio Greeting Co. Ltd. and began planning and sales of greeting cards.
1970
- 1971
- Opened the first directly-managed Gift Gate store in Ad Hoc Building, Shinjuku, Tokyo.
- 1973
- Company name changed to Sanrio Company, Ltd. Headquarters relocated to Nishi-Gotanda, Shinagawa-ku, Tokyo.
- 1973
- Opened the first restaurant, Sanrio Salon, in the Gotanda TOC Building in Tokyo.
- 1973
- Merged with Sanrio Greeting Co., Ltd. to integrate the greeting card business.
- 1974
- Created the characters Hello Kitty and Patty & Jimmy.
- 1974
- Established subsidiary Sanrio Film Corporation of America (merged into Sanrio, Inc. in 1989) in Los Angeles. Sanrio begins film production and distribution in the United States.
- 1975
- The first Hello Kitty product, Petite Purse, was launched.
- 1975
- Established the Strawberry Newspaper.
- 1975
- First animated film "Little Jumbo" was released.
- 1975
- Created the characters Little Twin Stars and My Melody.
- 1976
- Licensing of original characters begins.
- 1976
- Established local subsidiary Sanrio, Inc. in San Francisco. Opened the first overseas Gift Gate, San Jose Gift Gate.
- 1978
- Won a U.S. Academy Award for Best Documentary Feature for the film "Who Are the DeBolts?"
- 1978
- The 70mm animated film "Metamorphoses" (Japanese title: Orpheus the Star) was screened in the United States.
- 1978
- Opened Hong Kong Gift Gate, the first gift gate in Asia (outside of Japan).
- 1978
- The film “The Glacier Fox” was released in theaters.
1980
- 1982
- Listed on the Second Section of the Tokyo Stock Exchange.
- 1982
- Local subsidiary Sanrio GmbH is established in Hamburg.
- 1983
- Hello Kitty is appointed as a U.S. UNICEF Children's Ambassador.
- 1984
- Listed on the First Section of the Tokyo Stock Exchange.
- 1984
- Established Kokoro Company Ltd.
- 1985
- The first animated TV series “Button Nose” begins broadcasting.
- 1986
- Established Sanrio Do Brazil Comercio e Representacoes Ltd.
- 1987
- Head office relocated to Osaki, Shinagawa, Tokyo.
- 1987
- Sanrio Communication World Inc. (now Sanrio Entertainment Co., Ltd.) is established as the operator of Sanrio Puroland.
- 1988
- Participated in the establishment of Harmonyland Corporation (now Sanrio Entertainment Co., Ltd.) in Hijimachi, Hayami Town, Oita Prefecture.
- 1989
- At the 29th Ordinary General Meeting of Shareholders, a resolution was passed to change the fiscal year to the period from April 1 to March 31 of the following year.
1990
- 1990
- Established Sanrio Far East Co.
- 1990
- The first "Young Ambassadors Program" was held. (Eight junior high and high school students from Los Angeles visited Japan for a grassroots exchange to promote mutual understanding between Japan and the U.S.)
- 1990
- Opened the theme park Sanrio Puroland in Tama City, Tokyo.
- 1991
- Opened, Harmonyland, a theme park in Hijimachi, Hayami, Oita Prefecture.
- 1992
- Established Sanrio Company Limited in Taiwan (reorganized from a limited liability company to a joint stock company and renamed Sanrio Corporation as of February 1, 2001).
- 1994
- Hello Kitty appointed as a Children's Goodwill Ambassador by the Japan Committee for UNICEF.
- 1994
- Established Sanrio (Hong Kong) Company, Ltd.
- 1998
- Established Sanrio Korea Company, Ltd.
2000
- 2000
- The trading unit of shares was reduced from 1,000 to 100 shares.
- 2001
- Established Sanrio Wave Hong Kong Company, Ltd.
- 2001
- Integrated and relocated the logistics division from Etchujima and Tachikawa to Machida City, Tokyo.
- 2001
- Created the character Cinnamoroll.
- 2002
- The first directly managed store in Europe is opened in Hamburg.
- 2003
- Established Sanrio (Shanghai) International Trading Company.
- 2003
- The first Sanrio store in Russia opens in Moscow.
- 2004
- Created the characters Sugarbunnies.
- 2008
- Hello Kitty appointed as "Visit Japan Campaign China and Hong Kong Tourism Goodwill Ambassador" by the Ministry of Land, Infrastructure, Transport and Tourism.
- 2009
- Sanrio Entertainment Company, Ltd. established to integrate the theme park business.
- 2009
- Held Hello Kitty art exhibition and hands-on event "Three Apples" in Los Angeles.
2010
- 2010
- Exhibited Hello Kitty merchandise at the Japan Pavilion, Japan Industry Pavilion, and Osaka Pavilion to represent Japan at the Shanghai World Expo.
- 2010
- Special sponsorship of "GREEN TOKYO HELLO KITTY & FRIENDS" as a 50th anniversary project.
- 2011
- Acquired the characters Mr. Men Little Miss and established the subsidiary, Mister Men Ltd.
- 2012
- Established Sanrio Global Asia Ltd.
- 2012
- Head office operations relocated to 1-11-1 Osaki, Shinagawa-ku, Tokyo.
- 2012
- “Jewelpet the Movie: Sweet Dance Princess”, the first Jewelpet movie, was released in theaters.
- 2012
- Established Sanrio Chile SpA
- 2012
- Created characters SHOW BY ROCK!!, DreamtleKubear and Bonbonribbon.
- 2013
- New area called Sanrio Town opens in Sanrio Puroland.
- 2013
- Created the characters Gudetama, Kirimichan. and Kashiwankomochi.
- 2014
- A special exhibition commemorating the 40th anniversary of Hello Kitty was held at the Japanese American National Museum in Los Angeles.
- 2014
- HELLO KITTY CON2014, a fan convention celebrating Hello Kitty's 40th anniversary, was held in Los Angeles.
- 2014
- Created characters Shinkaizoku and Hummingmint.
- 2015
- Created characters Aggretsuko, Lilu Lilu Fairilu, Cogimyun, Hagurumanstyle and LittleForestFellow.
- 2015
- Hello Kitty Park opened in Anji County, Zhejiang Province, China.
- 2015
- Kirimichan. was appointed as the Eat Fish Ambassador by the Minister of Agriculture, Forestry and Fisheries.
- 2015
- Hello Kitty was appointed as a special ambassador for the Japanese Pavilion at the 2015 Milano International Expo.
- 2015
- New parade "Miracle Gift Parade" rolled out at Sanrio Puroland.
- 2017
- Created characters Mewkledreamy, Marumofubiyori, and Kabukinyantaro.
- 2018
- A new musical incorporating kabuki, KAWAII KABUKIーMomotarō by the Hello Kitty Troupe, kicks off at Sanrio Puroland.
- 2018
- Aggretsuko's original animated series realeased worldwide on Netflix.
- 2018
- JR West Hello Kitty Shinkansen begins service.
- 2019
- Announced Hello Kitty's first Hollywood movie.
- 2019
- Hello Kitty promotes SDGs globally with the United Nations as part of the campaign #HelloGlobalGoals.
2020
- 2020
- Tomokuni Tsuji is appointed President and CEO / Shintaro Tsuji is appointed Founder and Chairman.
- 2020
- Celebrated 60th anniversary.
- 2020
- Established joint venture SANRIO SOUTH EAST ASIA PTE.
- 2020
- Created the character units Hapidanbui and Beatcats.
- 2021
- Created the characters Maimaimaigoen and Bosanimal.
- 2022
- Formed capital alliance with YARUKI Switch Group Holdings Inc.
Note: On April 4, 2022, the Company moved from the First Section to the Prime Market as a result of marketing restructuring of the Tokyo Stock Exchange.