Table:
capital	prefecture	region	island	pop

akita	akita	tōhoku	honshū	327651

aomori	aomori	tōhoku	honshū	304657

chiba	chiba	kantō	honshū	943568

fukui	fukui	chūbu	honshū	268210

fukuoka	fukuoka	kyūshū	kyūshū	1434650

fukushima	fukushima	tōhoku	honshū	288602

gifu	gifu	chūbu	honshū	411753

hiroshima	hiroshima	chūgoku	honshū	1164885

kagoshima	kagoshima	kyūshū	kyūshū	604268

kanazawa	ishikawa	chūbu	honshū	455952

kobe kobe	hyōgo	kansai	honshū	1532305

kochi kōchi	kochi kōchi	shikoku	shikoku	345418

kofu kōfu	yamanashi	chūbu	honshū	198757

kumamoto	kumamoto	kyūshū	kyūshū	670014

kyoto	kyoto	kansai	honshū	1468065

maebashi	gunma	kantō	honshū	317167

matsue	shimane	chūgoku	honshū	195008

matsuyama	ehime	shikoku	shikoku	514771

mito	ibaraki	kantō	honshū	263299

miyazaki	miyazaki	kyūshū	kyūshū	368984

morioka	iwate	tōhoku	honshū	298959

nagano	nagano	chūbu	honshū	377328

nagasaki	nagasaki	kyūshū	kyūshū	446551

nagoya	aichi	chūbu	honshū	2243564

naha	okinawa	kyūshū	ryūkyū islands	313436

nara	nara	kansai	honshū	366863

niigata	niigata	chūbu	honshū	811613

oita ōita	oita ōita	kyūshū	kyūshū	467617

okayama	okayama	chūgoku	honshū	700646

osaka	osaka	kansai	honshū	2649601

otsu ōtsu	shiga	kansai	honshū	330044

saga	saga	kyūshū	kyūshū	239003

saitama	saitama	kantō	honshū	1197471

sapporo	hokkaidō	hokkaidō	hokkaidō	1896704

sendai	miyagi	tōhoku	honshū	1029576

shinjuku	tokyo	kantō	honshū	314262

shizuoka	shizuoka	chūbu	honshū	709888

takamatsu	kagawa	shikoku	shikoku	417671

tokushima	tokushima	shikoku	shikoku	265248

tottori	tottori	chūgoku	honshū	199319

toyama	toyama	chūbu	honshū	420584

tsu	mie	kansai	honshū	287849

utsunomiya	tochigi	kantō	honshū	508114

wakayama	wakayama	kansai	honshū	371504

yamagata	yamagata	tōhoku	honshū	254724

yamaguchi	yamaguchi	chūgoku	honshū	191714

yokohama	kanagawa	kantō	honshū	3643641

Examine the table in this image and extract any merged cell areas. Please format the merged cell areas as JSON {'top-left':(x, y), 'bottom-right':(z, w)}, with (x, y) indicating the (row_id, column_id) of the top-left cell and (z, w) the bottom-right cell in the merged regions. Remember that the x, y, z, w all start from 1.

This table does not contain any merged cells.