Kofun period - 2025 ACF Regionals

Question

The Korean Confucian scholar Ajiki was deified after his death and worshipped in a Shinto shrine at Toyosato-cho, having spearheaded the breeding of horses in Japan during this period. For 10 points each:

[10m] Name this period in which many Imaki no Tehito, or “Recently Arrived Skilled Artisans,” began bringing technologies to Japan. This earlier part of the Yamato period is named for a type of megalithic tomb.

ANSWER: Kofun period [or Kofun jidai; prompt on Yamato until read]

[10e] After Goguryeo (“go-GOOR-yuh”) sacked a site in 400 AD, Yamato elites relied on the Toraijin (“toh-RYE-jin”), immigrants to Yamato Japan, for this metal used in weapons and horse gear. This metal also names the period that follows the Bronze Age.

ANSWER: iron [or tetsu or tiě; accept Iron Age; reject “steel”]

[10h] Ichimura Kunio noted how innovations of the Toraijin facilitated the embassy of the “Five Kings of” this place to China in the 5th century. The Shānhǎi jīng provides one of the earliest uses of this early ethnonym for Japan.

ANSWER: Wa [or wō; accept Five Kings of Wa]

<AT, Other History>

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Summary


California	2025-02-01	Y	3	20.00	100%	67%	33%
Florida	2025-02-01	Y	3	20.00	100%	67%	33%
Great Lakes	2025-02-01	Y	6	16.67	100%	17%	50%
Lower Mid-Atlantic	2025-02-01	Y	6	18.33	100%	50%	33%
Midwest	2025-02-01	Y	6	18.33	100%	50%	33%
North	2025-02-01	Y	3	16.67	100%	67%	0%
Northeast	2025-02-01	Y	5	20.00	100%	40%	60%
Pacific Northwest	2025-02-01	Y	2	10.00	100%	0%	0%
South Central	2025-02-01	Y	2	10.00	100%	0%	0%
Southeast	2025-02-01	Y	4	12.50	100%	25%	0%
Upper Mid-Atlantic	2025-02-01	Y	7	17.14	100%	43%	29%
Upstate NY	2025-02-01	Y	3	13.33	100%	0%	33%
2025 Chicago Open	2025-08-09	N	12	11.67	100%	17%	0%

Data


Florida A	Florida B	10	10	10	30
Valencia A	UCF B	0	10	0	10
Florida State A	UCF C	10	10	0	20
Kenyon	Carnegie Mellon A	0	10	0	10
Michigan B	Carnegie Mellon B	0	10	10	20
Case Western A	Michigan C	0	10	10	20
Ohio State A	Case Western B	10	10	10	30
Ohio State B	Michigan A	0	10	0	10
Michigan D	Michigan State	0	10	0	10
UNC B	Liberty C	10	10	0	20
Liberty A	South Carolina	0	10	0	10
UNC C	William & Mary	10	10	10	30
Virginia Tech A	UNC D	0	10	0	10
Virginia A	Duke	10	10	10	30
Wake Forest	Liberty B	0	10	0	10
UC Berkeley A	Claremont A	10	10	10	30
UCSD	Claremont B	0	10	0	10
UCLA	UC Berkeley B	10	10	0	20
Chicago A	Illinois C	0	10	0	10
Chicago C	Indiana B	0	10	0	10
WashU A	Chicago D	10	10	10	30
Illinois A	WashU B	10	10	10	30
Chicago B	Indiana A	10	10	0	20
Missoui S&T	Missouri	0	10	0	10
Minnesota B	Iowa State	10	10	0	20
Winona State	Wisconsin A	0	10	0	10
Carleton	Wisconsin B	10	10	0	20
Brown A	BU	0	10	0	10
Tufts A	Dartmouth A	0	10	10	20
Harvard B	Harvard A	0	10	0	10
MIT A	Brandeis A	10	10	10	30
Brandeis B	UMass Boston	10	10	10	30
Alberta	UBC	0	10	0	10
UW B	UW A	0	10	0	10
ASU	Texas A	0	10	0	10
Texas B	TAMU	0	10	0	10
Georgia Tech B	Georgia Tech D	0	10	0	10
Louisville A	Georgia Tech A	0	10	0	10
Tennessee A	Alabama A	0	10	0	10
Bruin A	Vanderbilt A	10	10	0	20
Columbia B	Cornell B	0	10	0	10
Haverford A	George Washington B	0	10	0	10
Vassar A	John Jay College	0	10	0	10
Maryland A	Yale A	0	10	10	20
Maryland B	Rutgers A	10	10	0	20
NYU A	Johns Hopkins A	10	10	0	20
Columbia C	Penn A	10	10	10	30
Binghamton A	ESF A	0	10	0	10
Cornell C	Cornell D	0	10	10	20
RIT A	RIT B	0	10	0	10