Title: List of non-fiction writers
Content:  • Aleksander Kaczorowski (born 1969, J) • Toyohiko Kagawa (賀川豊彦, 1888–1960, Japan, R/S) • Barbara Kahan (1920–2000, England, Ed/S) • Okakura Kakuzō (岡倉覚三, 1862–1913, Japan, Aa) • Paul Kalanithi (1977–2015, US, M); When Breath Becomes Air • Mary Kaldor (born 1949, England, Po/S) • Wassily Kandinsky (1866–1944, Russia/France, Fi) • Mitsuharu Kaneko (金子光晴, 1895–1975, Japan, T) • Immanuel Kant (1724–1804, Germany, Ph); Critique of Pure Reason • Ernst Kantorowicz (1895–1963, Germany/US, H) • Ryszard Kapuściński (1932–2007, Poland, J/Po); The Emperor • Dosabhai Framji Karaka (1829–1902, India, P/H) • Nikolay Karamzin (1766–1826, Russia, H/Lc) • Frigyes Karinthy (1887–1938, Hungary, J/Bg) • Tawakkol 
Title: List of non-fiction writers
Content:  • Niall Ferguson (born 1964, Scotland/England, H) • Pierre de Fermat (1607–1665, France, Lw/Ma) • Patrick Leigh Fermor (1915–2011, England/Greece, T); A Time of Gifts • Fanny Fern (1811–1872, US, J) • Chitra Fernando (1935–1998, Sri Lanka, L) • Eric Fernie (born 1939, Scotland, Fi) • James Frederick Ferrier (1808–1864, Scotland, Ph) • Timothy Ferris (born 1944, US, N); The Whole Shebang: A State-of-the-Universe(s) Report • Ludwig Feuerbach (1804–1872, Germany, R); The Essence of Christianity • Johann Gottlieb Fichte (1762–1814, Germany, Ph); The Vocation of Man • Mrs. E. M. Field (1856–1940, Ireland/England, Lc/Ed) • William Field (1768–1851, England, R) • Celia Fiennes (1662–1741, England, T) • 
Title: List of non-fiction writers
Content:  • Fredrik Bajer (1837–1922, Denmark, Po) • Henry Baker (1698–1774, England, R/Ed); A Short Essay on Speech • J. A. Baker (1926–1987, England, Nh/T) • Samuel White Baker (1821–1893, England, T/Po) • Mikhail Bakhtin (1895–1975, Soviet Union, Ph/L) • Georges Balandier (1920–2016, France, S) • Emily Greene Balch (1867–1961, US, S) • James Baldwin (1924–1987, US, Po); The Fire Next Time • John Bale (1495–1563, England/Ireland, R/H) • Lady Eve Balfour (1899–1990, England, Nh); The Living Soil • Zygmunt Balicki (1858–1916, Poland, S/Po) • Patrick Balfour, 3rd Baron Kinross (1904–1976, Scotland, H/Bg) • Charles Ball (born 1780, US, Bg) • Zsófia Balla 
Title: List of non-fiction writers
Content:  H. Emerson Blake (living, US, Nh) • Richard Paul Blakeney (1820–1884, Ireland/England, R) • Charles Blanc (1813–1882, France, Aa/Fi) • Lesley Blanch (1904–2007, England/France, Bg/C); The Wilder Shores of Love • Yaakov Blau (1929–2013, Palestine/Israel, R) • Barbara Blaugdone (c. 1609–1704, England, R) • Helena Blavatsky (1831–1891, Russia, Ph/R); The Voice of the Silence • Mathilde Blind (1841–1896, England, Bg/Lc) • Walter Blith (1605–1654, England, Ag) • Marc Bloch (1886–1944, France, H); The Historian's Craft • Allan Bloom (1930–1992, US, Ph/E); The Closing of the American Mind • Charles Blount (1654–1693, England, R/Ph) • Heston Blumenthal (born 1966, England, C) • Edmund 
Title: List of non-fiction writers
Content:  • Reizan Ido (井土霊山, 1859–1935, Japan, J/Po) • Manjirō Inagaki (稲垣満次郎, 1861–1908, Japan, Po) • William Inge (1860–1954, England, R) • Kenkabō Inoue (井上剣花坊, 1870–1934, Japan, J) • Muhammad Iqbal (محمد اِقبال‬, 1877–1938, British India, R, Po) in Persian, Urdu and English • Evelyn Irons (1900–2000, Scotland, Af) • Washington Irving (1883–1959, US, Bg/H) • Rhys Isaac (1937–2010, South Africa/Australia, H) • Christopher Isherwood (1904–1986, England/US, Lc) • Ningetsu Ishibashi (石橋忍月, 1865–1926, Japan, Lc) • Fujio Ishihara (石原藤夫, b. 1933, Japan, N/Lc) • Shintaro Ishihara (石原慎太郎, b. 1932, Japan, Po) • Jun Ishikawa (石川淳, 1899–1987, Japan, Lc) • Hiromi Itō (伊藤比呂美, b. 1955, Japan, R/F) • Noe Itō (伊藤野枝, 1895–1923, Japan, Po/F) • Alicja Iwańska (1918–1996, Poland, S)
Title: List of non-fiction writers
Content:  • Francisco de Quevedo (1580–1645, Spain, R/Lc) • John Quick (1636–1706, England, R) • Harry Quilter (1851–1907, England, Fi/Lc) • Harriet Quimby (1875–1912, US, J/T) • Phineas Quimby (1802–1866, US, R/M) • Thomas de Quincey (1785–1959, England, P) • Anna Quindlen (born 1953, US, J/S) • Randolph Quirk (1920–2017, Isle of Man/England, L/Lc); A Comprehensive Grammar of the English Language • Sayyid Qutb (1906–1966, Egypt, R/Po); Milestones
Title: List of non-fiction writers
Content:  • Tadeusz Pacholczyk (born 1965, US, R) • Luca Pacioli (c. 1447–1517, Italy, Ma/R); De ludo scachorum • Karen A. Page (born 1962, US, C) • Russell Page (1906–1985, England, G) • Thomas Paget, Lord Paget (1689–1742, England, Po) • Thomas Paine (1737–1809, England/US, Po); Rights of Man • Thomas Pakenham (born 1933, England, H/Nh); The Scramble for Africa • Agustina Palacio de Libarona (1825-1880, Argentina, Po) • William Paley (1743–1805, England, R/Ph); Natural Theology • Michael Palin (born 1943, England, T/S); New Europe • Parker Palmer (born 1939, US, Ed/S) • Robert Palmer (1945–1997, US, Mu) • Jane Ellen Panton (1847–1923, England, C) • William Williams Pantycelyn (1717–1791, Wales, R) in 
Title: List of non-fiction writers
Content:  • Nawal El Saadawi (1931–2021, Egypt, S/F) • Henry Sacheverell (1674–1724, England, Po/R) • Oliver Sacks (1933–2015, England/US, N) • Vita Sackville-West (1892–1962, England, S/G) • Carl Sagan (1934–1996, US, N) • Lorna Sage (1943–2001, England, Lc/F); Bad Blood • Antoine de Saint-Exupéry (1900–1944, France, J/T); Wind, Sand and Stars • Louis Claude de Saint-Martin (1743–1803, France, Ph) • Charles-Irénée Castel de Saint-Pierre (1658–1743, France, Po) • Grégoire de Saint-Vincent (1584–1667, County of Flanders, Ma) in Latin • János Sajnovics (1733–1785, Hungary, L) in Latin and Hungarian • Ango Sakaguchi (坂口安吾, 1906–1955, Japan, S/Po) • Kirkpatrick Sale (born 1937, US, Po/Nh) 
Title: List of non-fiction writers
Content:  Matilda Betham-Edwards (1836–1919, England, T) • Christopher Bethell (1773–1859, England/Wales, R) • Annie Betts (1884–1961, England, Nh) • Erskine Beveridge (1851–1920, Scotland, H) • Elizabeth Beverley (19th c., England, D/S) • L. S. Bevington (1845–1895, England, R/Po) • Tom Beynon (1886–1961, Wales, R) • Homi K. Bhabha (born 1949, India/England, Lc/S) • Hester Biddle (c. 1629–1697, England, R) • Noah Biggs (mid 17th c., England, M/R) • J. Brent Bill (born 1941, US, R) • James H. Billington (1929–2018, US, H) • Robert O. Binnewies (born 1937, US, Nh) • Laurence Binyon (1869–1943, England, Fi) • T. J. Binyon (1936–2004, England, L/Lc) 
Title: List of non-fiction writers
Content:  Donella Meadows (1941–2001, Nh) • Thomas Medwin (1788–1869, England, Bg) • Arthur Mee (1875–1943, England, E) • Arthur Butler Phillips Mee (1860–1926, Scotland, J/N) • Fulvio Melia (born 1956, US, N) • Francisco Manuel de Mello (1608–1666, Portugal, Bg/S) • William Melmoth (1665/66–1743, England, R/Lw) • Rigoberta Menchú (born 1959, Guatemala, F) • Susan Mendus (born 1951, Wales/England, Ph/Po) • Nicholas Mercator (c. 1620–1687, Germany/England, Ma) • Louis-Sébastien Mercier (1740–1814, France, Lc) • Francis Meres (1565/66–1647, England, Lc/R); Palladis Tamia, Wits Treasury • Christopher Merret (1614 or 1615–1695, England, Nh/S) • Marin Mersenne (1588–1648, France, P) • Károly Újfalvy von 

Question: Who is the author of Non?
Answer: Nozomi Sasaki.