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4th Period Mystery

2009 film directed by Lee Sang-yong
Movie film Q4639403
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Summary

4th Period Mystery is a film[1]. It ranks in the top 4% of film entities by monthly Wikipedia readership (35 views/month).[2]

Key Facts

  • 4th Period Mystery's instance of is recorded as film[3].
  • 4th Period Mystery was directed by Lee Sang-yong[4].
  • Shin Jai-ho wrote the screenplay for 4th Period Mystery[5].
  • 4th Period Mystery's composer is recorded as Yozoh[6].
  • 4th Period Mystery's genre is crime thriller film[7].
  • 4th Period Mystery's genre is action film[8].
  • 4th Period Mystery's genre is mystery film[9].
  • 4th Period Mystery's genre is crime film[10].
  • 4th Period Mystery's genre is drama film[11].
  • A cast member of 4th Period Mystery was Yoo Seung-ho[12].
  • A cast member of 4th Period Mystery was Kang So-ra[13].
  • A cast member of 4th Period Mystery was Park Cheol-min[14].
  • A cast member of 4th Period Mystery was Lee Chan-ho[15].
  • A cast member of 4th Period Mystery was Min Gyeong-jin[16].
  • A cast member of 4th Period Mystery was Jeon Jun-hong[17].
  • A cast member of 4th Period Mystery was Im Soo-hyang[18].
  • A cast member of 4th Period Mystery was Lee Young-jin[19].
  • A cast member of 4th Period Mystery was Jeong Seok-yong[20].
  • A cast member of 4th Period Mystery was Kim Dong-beom[21].
  • 4th Period Mystery's production company is recorded as Lotte Cultureworks[22].
  • The original language of 4th Period Mystery was Korean[23].
  • 4th Period Mystery's country of origin is recorded as South Korea[24].
  • 4th Period Mystery was released on August 12, 2009[25].
  • 4th Period Mystery's distributed by is recorded as Lotte Entertainment[26].
  • 4th Period Mystery's official website is recorded as http://www.class4.co.kr/[27].

Body

Authorship and Creation

4th Period Mystery was directed by Lee Sang-yong[4]. Shin Jai-ho wrote the screenplay for it[5]. Cast members include Yoo Seung-ho[12], Kang So-ra[13], Park Cheol-min[14], Lee Chan-ho[15], Min Gyeong-jin[16], and Jeon Jun-hong[17].

Publication

4th Period Mystery was released on August 12, 2009[25]. The original language of it was Korean[23]. Genres include crime thriller film[7], action film[8], mystery film[9], crime film[10], and drama film[11].

Why It Matters

4th Period Mystery ranks in the top 4% of film entities by monthly Wikipedia readership (35 views/month).[2] It has Wikipedia articles in 6 language editions, a strong signal of global cultural recognition.[28] It is known by 10 alternative names across languages and contexts.[29]

Related Entities

film South Korea

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). 4th Period Mystery. Retrieved October 14, 2026, from https://4ort.xyz/entity/4th-period-mystery
MLA “4th Period Mystery.” 4ort.xyz Knowledge Graph, 4ort.xyz, 14 Oct. 2026, https://4ort.xyz/entity/4th-period-mystery.
BibTeX @misc{4ortxyz_4th-period-mystery_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{4th Period Mystery}}, year = {2026}, url = {https://4ort.xyz/entity/4th-period-mystery}, note = {Accessed: 2026-10-14}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 4th Period Mystery — https://4ort.xyz/entity/4th-period-mystery (retrieved 2026-10-14)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 6w ago · KrBot bot · 2026-09-02 view diff on Wikidata ↗
    Kmdb film id → K/10257
    "/* wbsetclaimvalue:1| */ Kmdb film id: K/10257, см. / see [[Template:Autofix|autofix]] на / on [[Property talk:P3704]]"
  2. 7w ago · ならちゃん · 2026-08-23 view diff on Wikidata ↗
    Production company → Lotte Cultureworks
    Filmová databáze film id → 73857
    "/* wbcreateclaim-create:1| */ Production company: Lotte Cultureworks, #quickstatements; #temporary_batch_1787487198884"
  3. 11w ago · ならちゃん · 2026-08-01 view diff on Wikidata ↗
    Cine21 film id → 26852
    "/* wbcreateclaim-create:1| */ Cine21 film id: 26852, #quickstatements; #temporary_batch_1785554554397"
  4. 16w ago · Yirba · 2026-06-25 view diff on Wikidata ↗
    P14449 → 149458
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/38315|batch #38315]]: MovieLens IDs (part 2)"
  5. 22w ago · ならちゃん · 2026-05-09 view diff on Wikidata ↗
    Genre → —
    Country of origin → —
    Instance of → film
    Aliases → —
    + 15 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30910|batch #30910]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.