Young Woman in Snow, Pezibear (front cover), https://pixabay.com/en/person-human-female-girl-cap-1207641/

Valentine’s Day Little Boy Snow, Jill111(back cover), https://pixabay.com/en/valentine-s-day-little-boy-snow-618879/

Isesaki Background Image, Isesaki City (inner covers), http://www.city.isesaki.lg.jp/

Iemanja, Marimaysanf (p. 4), https://www.pinterest.com/marimaysanf/my-brazilmeu-brasil/

New Year Celebrations at Cemetery, SmashingLists (p. 4), https://www.smashinglists.com/weird-new-year-traditions/2/

Kransekage, Jonathunder (p. 4), https://commons.wikimedia.org/w/index.php?curid=4491435

Times Square New Year’s Eve 2017, Timeout (p. 4), https://www.timeout.com/newyork/things-to-do/times-square-new-years-eve

Wishing Spheres Installation in 2012, Euronews (p. 4), http://jocinaaa.blogspot.jp/2014/12/marina-bay-singapore-countdown-prelude.html

Russian Man Holding Ice Cream, The Epoch Times (p. 4), http://www.theepochtimes.com/n3/426812-7-headlines-you-wont-read-anywhere-else-today-jan-1/

Danish Dish Smashing, The Sheep Whisperer (p. 4), http://thesheepwhisperer777.blogspot.jp/2014/12/to-resolveor-not-to-resolve.html

Champagne Cocktail, No Spoon Necessary (p. 4), http://www.nospoonnecessary.com/007-james-bond-champagne-cocktail-and-french-75/

Blizzard of 2016, Loudon Now (p. 5), http://loudounnow.com/wp-content/uploads/2016/01/DSC_0010-copy-800x445.jpg

Snowball Fight, Ministry to Children (p. 5), http://cdn.www.ministry-to-children.com/wp-content/uploads/2015/12/snowball-fight-kids.jpg

Snowballs, FutureNostalgia (p. 5), http://www.futurenostalgia.org/images/20110303051712_snowballs.jpg

Snowmen, NPR         (p. 5), http://media.npr.org/assets/img/2010/12/23/tonje_slide-eaae11f644123659c64d66a3c44a2af5529b4608-s900-c85.jpg

Snowman, TravelTop (p. 5), http://www.traveltop.net/wp-content/uploads/2012/05/blue-austria-north-snowman.jpg

Snow Fort, StoneHurstManor.com (p. 5), http://blog.stonehurstmanor.com/wp-content/uploads/2014/12/snow-fort1.jpg

Snow Fort, BuildLLC.com (p. 5), http://blog.buildllc.com/wp-content/uploads/2012/12/Snow-Fort-01.jpg

Sledding, CBSJackOnTheWeb (p. 5), https://cbsjackontheweb.files.wordpress.com/2013/12/sledding.jpg

Snow Fort, Trekaroo (p. 5), https://www.trekaroo.com/system/photos/110698/original/snowfort.jpeg

Snowman, Bestfotoposter.ru (p. 6), http://bestfotoposter.ru/downloads/priroda/zima/3831x2554-300dpi-snegovik-foto.jpg

Snowball fight, the Huffington Post (p. 6), http://i.huffpost.com/gen/2264250/images/o-SNOWBALL-FIGHT-facebook.jpg

Sledding, CoolSprings.com  (p. 6), http://www.coolsprings.com/wp-content/uploads/2011/01/sledding.jpg

Snowman Wallpaper, Moviewriternyu (p. 7), https://moviewriternyu.files.wordpress.com/2014/01/snowman-wallpaper.jpg

Valentine’s Day Chocolate Box, Paulding Cty. Area Fdn. (p. 8), http://www.pauldingcountyareafoundation.net/static/img/content/valentines-day-chocolate-box.jpeg

Snowdrop Flowers, Wallpaperscraft (p. 8), https://wallpaperscraft.com/image/snowdrops _flowers_grass_drops_dew_spring_4633_1920x1200.jpg

Danish Valentine Card, Wikipedia (p. 8), https://upload.wikimedia.org/wikipedia/commons/e/e5/G%C3%A6kkebrev_2.JPG

Valentine Candy, Jill111 (p. 8), https://pixabay.com/en/valentine-candy-hearts-conversation-626446/

History of Valentine’s Day, History.com (p. 10), http://www.history.com/topics/valentines-day/history-of-valentines-day

Valentine’s Day, Wikipedia (p. 10), https://en.wikipedia.org/wiki/Valentine's_Day

Saint Valentine Baptizing St. Lucilla, Jacopo Bassano (p. 10), https://commons.wikimedia.org/wiki/File:St-valentine-baptizing-st-lucilla-jacopo-bassano.jpg

St. Valentine’s Day, Seeker.com (p. 11), http://www.seeker.com/the-seedy-scandalous-history-of-valentines-day-1765651521.html

Learning Teacher Outdoor Park, Sasint (p. 12), https://pixabay.com/en/learning-teacher-school-outdoor-pa-1782430/

Laughing Boy Sitting on Table, Ben White (p. 12), https://unsplash.com/photos/4K2lIP0zc_k

Kids on the Beach, Takazart  (p. 13), http://pixabay.com/p-114624/

焼まんじゅうを食らう, mesousa2010 (p. 14), http://mesousa2.exblog.jp/19024770/

焼きまんじゅう, 焼きまんじゅう愛好会 (p. 14), https://ja.wikipedia.org/wiki/ファイル:上州・焼き饅祭.jpg