Good Data Corporation () is a South Korean big data analytics company established in 2013 as Cherry Picker Co., Ltd. It was rebranded as Good Data Corporation in 2015.
Since 2015, the company has specialized in analyzing big data related to K‑content, including TV topicality for both dramas and non-drama programs such as entertainment, current affairs, and liberal arts shows. Since 2023, its results have been published weekly on its own platform, Fundex portal, and the company has also presented the annual FUNdex Awards starting that same year.
History Good Data Corporation was established in 2013 as Cherry Picker Co., Ltd. The CEO, Won Soon-woo, is CEO and Chief Researcher. He holds degrees from the Department of Journalism and Broadcasting and the Graduate School of Journalism at Korea University.
The company launched its key services starting in 2014, debuting its online public opinion analysis service, Good Data, alongside the beta version of its broadcast program analysis tool, Good Data M. The following year, the company announced the Korean TV program online public opinion evaluation index report and subsequently rebranded as Good Data Corporation. Years of Drama Topics
Part 1: Part 2: In 2015, it began publishing the Weekly Online TV Evaluation Report.
Between 2017 and 2022, Good Data was actively involved in public analysis projects. In 2017, it conducted a big data survey for the presidential election in collaboration with Maeil Business Newspaper. From 2017 to 2022, the company planned and operated the Korea Communications Commission's public site, RACOI (Value Information Analysis System). In 2019, it released search response survey results.
Major service expansions occurred from 2020 to 2021: Good Data launched NewsClee, a broadcast news clip response survey; began surveying OTT original programs; and opened the TVR platform. In 2021, it conducted an integrated TV-OTT K-content topicality survey and commenced the MakeNew joint AI learning data construction service.
In March 2022, the company announced FUNdex (Fun+Index), a proprietary drama fun intensity index. That same year, Good Data collaborated with the Korean Advertising and PR Society for a seminar on "Development of FUNdex for Changes in Digital Media Viewing Environment and Rediscovery of Content Value," held on July 29, 2022. The FUNdex platform was officially opened in 2023. In December 2023, Good Data hosted the inaugural FUNdex Awards online. This award recognized outstanding dramas and non-drama programs (including entertainment, current affairs, and liberal arts) from both television and OTT, with winners chosen solely based on data metrics from the platform.
In 2024, Good Data participated in the Busan Contents Market. That year, the 2024 FUNdex Awards were held for the first time as an offline ceremony at the Megazone Industry Academia Research Center Auditorium in Gwacheon Knowledge Information Town on December 19, 2024. The event was organized by Good Data Corporation and sponsored by Megazone Cloud and the advertising agency Pentacle. The ceremony was also broadcast live online, recording 1,000 concurrent viewers and achieving a cumulative 12,000 video views.
On May 22, 2025, Good Data signed a memorandum of understanding (MoU) with the Korea Advertisers Association at The Plaza Hotel in Jung-gu, Seoul, focusing on the analysis of advertising effectiveness for content across TV and streaming services.
Services Good Data specializes in analyzing big data related to K-content, including topicality surveys for both dramas and non-drama programs (entertainment, current affairs, and liberal arts).
The corporation's core services center on content analytics. Services Offered:
K-Content Topicality Survey: Analyzes online public opinion regarding South Korea domestically produced TV-OTT content and performers (STARs) and announces the results as a topicality index. Micro Meta Information: Developed as necessary data for personalized content selection services and new product development, responding to increasingly specific consumer demands. Fun-Index (Fx): Developed this index to provide qualitative assessments of content, which complements quantitative metrics (viewership, consumption) needed for advertising effectiveness. Fundex: Recommends the most interesting content through Fx analysis across six data types: viewership, topicality, performer topicality, media attention, clip views, and search responsiveness. Search Respond: Analyzes search responses to content generated on the portal site demographically and provides the results. AI Data Set: Provides data collection, refinement, and labeling services for building AI learning data across various domains (e.g., facial recognition, road safety facilities, sports, pets, text, port facilities, clothing).
K-Content Topicality Survey
Online integrated issue power of K-content Good Data's 'TV Popularity Evaluation' () focused on analyzing online broadcast content-related posts. The survey targets programs on 5 terrestrial channels, 21 cable channels, and 4 comprehensive channels. It looks at not only current programs but also reactions to upcoming broadcasts, broadcasting station popularity rates, and evaluations of new programs.
Online Integrated Issue Power of K-Contents, also known as K-Content Online BuzzWorthiness () is a metric that measures the buzzworthiness of Korean content across various platforms. It is released weekly on Tuesdays. It assesses TV and OTT (Over-The-Top) content, including both drama and non-drama programs, as well as the content itself and its performers. First released in 2015, the initial version of this research was called the 'Weekly Online TV Evaluation Report'.
Top 10 TV–OTT shows by search popularity Top 10 TV–OTT Shows by Search Popularity () is a weekly ranking of K-content based on search keywords. The company initiated this research in 2019, with the first weekly results being released in March 2020.
Ten years of TV-OTT drama cast topicality (buzz-worthiness) In a report, Good Data Corporation released a comprehensive analysis of TV drama cast topicality (buzz-worthiness). It is presented in two main tables: one ranks actors by their highest weekly topicality score (buzz-worthiness score), and the other ranks them by the total number of times they achieved the weekly first rank for their performances in each of their drama.
+Top 40 Drama Casts with the Highest Weekly Buzzworthiness Scores (2015-2024)RankArtistBuzz scoreDramaBroadcast year1Park Bo-gum41,093Reply 19882015–20162Lee Hye-ri40,7693Ryu Jun-yeol34,4044Gong Yoo24,986Guardian: The Lonely and Great God20165 Kim Ji-won 24,522Queen of Tears20246Kim Soo-hyun24,3857Song Joong-ki23,904Reborn Rich2022823,769Descendants of the Sun20169Lee Ji-ah21,615Penthouse Season 1202010Park Min-young21,901Marry My Husband202411Lee Ji-ah21,916Penthouse Season 2202112Lee Se-young21,089The Red Sleeve202113Park Ji-hoon19,940Flower Crew: Joseon Marriage Agency201914Son Ye-jin19,845Crash Landing on You202015Kim Hyun-soo19,550Penthouse Season 2202116Nam Joo-hyuk19,284Twenty-Five Twenty-One202317Kim Hee-ae18,931The World of the Married202018Namkoong Min18,671My Dearest202319Kang Tae-oh18,562Extraordinary Attorney Woo202220IU18,562Hotel del Luna2019 21 Park Eun-bin17,767 Extraordinary Attorney Woo 2022 22 Hyun Bin17,657 Crash Landing on You 202023Kim Tae-ri17,368Twenty-Five Twenty-One202324Lee Jun-ho17,043The Red Sleeve202125Ahn Eun-jin16,530My Dearest202326Go Hyun-jung16,223Reflection of You202127Song Hye-kyo16,052Descendants of the Sun201628Jun Ji-hyun15,516The Legend of the Blue Sea201629Eugene15,469Penthouse Season 1202030Kim Go-eun15,458Guardian: The Lonely and Great God201631Jung Hae-in15,378Something in the Rain201832Hwang Jung-eum14,991She Was Pretty201533Namkoong Min14,880My Dearest Season 2202434Kim Seon-ho14,812Hometown Cha-Cha-Cha202135Lee Jun-ho14,800King the Land202336Ong Seong-wu14,723At Eighteen201937Park Bo-gum14,704Love in the Moonlight201638Lee Dong-wook14,704Guardian: The Lonely and Great God201639Park Hae-jin14,532Cheese in the Trap201640Son Suk-ku14,473My Liberation Notes2022
+Top 40 Drama Casts with the Most First-rank Placements in Weekly Buzz-worthiness (2015–2024)RankArtistNumber of weeks rank firstNumber of dramasNotes1Park Bo-gum264 1x for Reply 1988 (2015–2016) 9x for Love in the Moonlight (2016) 8x for Encounter (2018–2019) 8x for Record of Youth (2020)2Song Joong-ki2043Son Ye-jin1624Seo Hyun-jin1565Park Min-young1346Kim Tae-ri1327Shin Hye-sun1328Park Bo-young1139IU10310Kim Soo-hyun9311Lee Joon-gi9512Ji Chang-wook9213Lee Hye-ri8214Gong Yoo8115Park Ji-hoon8116Kim Hee-ae8117Namkoong Min8218Hwang Jung-eum8119Park Hae-jin8220Park Seo-joon8221Lee Jun-ho7222Kim Seon-ho7123Lee Jong-suk7324Kim Nam-joo7125Ji Sung7326Lee Se-young6127Jung Hae-in6228Jung Kyung-ho6129Park Yoo-chun6130Bae Suzy6231Lee Je-hoon6232Kim Hee-sun6233Lee Ji-ah5234Nam Joo-hyuk5235Kang Tae-oh5136Park Eun-bin5237Kim Go-eun5138Son Suk-ku5139Kim Da-mi5140Uhm Jung-hwa51
Fundex Awards In 2023, Good Data hosted the first Fundex Award online. This award recognized outstanding both dramas and non-drama programs (entertainment, current affairs, and liberal arts), from both television and OTT, with winners chosen solely based on data. The 2024 Fundex Awards were held in an offline ceremony for the first time at the Megazone Industry Academia Research Center Auditorium located in Gwacheon Knowledge Information Town on December 19, 2024. The event was organized by Good Data Corporation and sponsored by Megazone Cloud and the advertising agency Pentacle. This event was also broadcast live online, recording 1,000 concurrent viewers, and the cumulative video views reached 12,000.
Grand Prize (Daesang) winners Year Program Performer 2023MovingLee Jun-ho 2024Lovely runnerByeon Woo-seok 2025When Life Gives You TangerinesPark Bo-gum
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