Title: List of Spice and Wolf light novels
Content:  Spice and Wolf is a Japanese light novel series written by Isuna Hasekura with accompanying illustrations drawn by Jū Ayakura. The series follows a traveling merchant, Kraft Lawrence, who peddles various goods from town to town to make a living in a stylized historical setting with European influences. He meets a pagan wolf-deity girl named Holo who normally appears to be a fifteen-year-old girl, except for a wolf's tail and ears. Lawrence and Holo start traveling together, and as they travel, her wisdom helps increase his profits, but at the same time, her true nature draws unwanted attention from the church. Originally, Hasekura entered the first novel in the series into ASCII Media Works' twelfth Dengeki Novel Prize in 2005 and the novel won the Silver Prize, placing third. Seventeen 
Title: List of Spice and Wolf chapters
Content:  Spice and Wolf is a Japanese manga series written by Isuna Hasekura and illustrated by Keito Koume, with collaboration from Jū Ayakura. Based on the light novel series of the same name, the series follows Kraft Lawrence, a traveling merchant, who meets and begins traveling with a pagan wolf-deity named Holo after he unintentionally frees her from the village she has been bound to for hundreds of years. As they make their way up north to Holo's birthplace, they engage in trade to obtain enough profit so that Lawrence may realize his dream of settling down and opening his own shop one day. 
Title: Spice and Wolf
Content:  released bundled with a picture book entitled Spice and Wolf: Wolf and Gold Wheat (「狼と香辛料」狼と金の麦穂) written and illustrated by the same creators of the light novels and was released by ASCII Media Works on April 30, 2009 under their Dengeki Bunko Visual Novel imprint. Funimation licensed Spice and Wolf II and released the series in English on August 30, 2011. The second season made its North American television debut on August 31, 2011 on the Funimation Channel. On September 11, 2012, Funimation released a Blu-ray/DVD combo pack of both seasons. The April 30, 2009 OVA is included on the season two disc as episode 00.
Title: Spice and Wolf
Content:  Spice and Wolf began as a light novel series written by Isuna Hasekura, with illustrations by Jū Ayakura. Originally, Hasekura entered the first novel in the series into ASCII Media Works' twelfth Dengeki Novel Prize in 2005 and the novel won the Silver Prize. ASCII Media Works published 17 novels between February 10, 2006 and July 10, 2011 under their Dengeki Bunko imprint. The tagline for the novels is "Merchant meats spicy wolf.", an example of Engrish. The author of the novels has commented that what "meats" in the tagline really means is kept a secret, alluding to a possible intentional misspelling of "meets". In 
Title: Spice and Wolf
Content:  Spice and Wolf (狼と香辛料) is a Japanese light novel series written by Isuna Hasekura, with illustrations by Jū Ayakura. ASCII Media Works has published 22 novels since February 2006 under their Dengeki Bunko imprint. ASCII Media Works reported that as of October 2008, over 2.2 million copies of the first nine novels have been sold in Japan. The series has been called a "unique fantasy" by Mainichi Shimbun due to the plot focusing on economics, trade, and peddling rather than the typical staples of fantasy such as swords and magic. Yen Press licensed the light novels and is releasing them in English in North America. ASCII Media Works has published five volumes of a spin-off light novel series titled Wolf and Parchment since September 2016. 
Title: List of Spice and Wolf episodes
Content:  Spice and Wolf is an anime television series adapted from the light novel series of the same name by Isuna Hasekura and Jū Ayakura. The episodes are directed by Takeo Takahashi and animated and produced by Imagin. The story follows a 25-year-old man traveling merchant named Kraft Lawrence who meets Holo, a female wolf deity of wheat. Holo, bound to a nearby town by an old promise to ensure good harvest, escapes with Lawrence when the townspeople stopped believing in her. Lawrence takes her north toward her homeland, Yoitsu, and she helps him with his business transactions in return. The first 
Title: List of Spice and Wolf light novels
Content: Guidebook: Everything Spice and Wolf (狼と香辛料ノ全テ) - ISBN: 978-4-04-867483-6 (December 10, 2008) ; Picture Book: Spice and Wolf: Wolf and Gold Wheat (狼と香辛料 狼と金の麦穂) - ISBN: 978-4-04-867793-6 (April 30, 2009) ; Artbook: Jū Ayakura Spice and Wolf Art Collection (文倉十画集 狼と香辛料) - ISBN: 978-4-04-870648-3 (July 30, 2011) 
Title: Spice and Wolf
Content:  A manga adaptation illustrated by Keito Koume began serialization in the November 2007 issue of ASCII Media Works' seinen manga magazine Dengeki Maoh. The first tankōbon volume was released by ASCII Media Works under their Dengeki Comics imprint on March 27, 2008; 16 volumes have been published as of February 2018. Yen Press licensed the manga series at New York Comic Con 2009, and began releasing the series in English in North America. A manga adaption of Wolf and Parchment by Hidori began serialization in the July 2019 issue of Dengeki Maoh.
Title: List of Spice and Wolf light novels
Content:  were published between February 10, 2006 and July 10, 2011 under ASCII Media Works' Dengeki Bunko imprint. In 2016, an eighteenth book in the series was published, along with the start of a new spinoff series entitled Wolf on the Parchment, focusing on the characters Cole and Myuri. Yen Press licensed the light novels in September 2008 for distribution in English. The first volume was released in December 2009, and a new volume was released every six months, but in 2013 was changed to being released every four months. The tagline for the novels is "Merchant meats spicy wolf.", an example of Engrish. The author of the novels has commented that what "meats" in the tagline really means is kept a secret, alluding to a possible intentional misspelling of "meets".
Title: Spice and Wolf
Content:  manga adaptation illustrated by Keito Koume began serialization in the November 2007 issue of ASCII Media Works' seinen manga magazine Dengeki Maoh. The manga was licensed by Yen Press, which has begun releasing the volumes in English. A 12-episode anime adaptation aired between January and March 2008, plus a single original video animation (OVA) episode released in May 2008. A second OVA was released in April 2009 as a prequel to the second anime season Spice and Wolf II, which aired 12 episodes between July and September 2009. Both anime seasons were released in English by Kadokawa Pictures USA and Funimation. Two visual novels based on the series for the Nintendo DS were released by ASCII Media Works in June 2008 and September 2009.

Question: Who is the author of Spice and Wolf?
Answer: Isuna Hasekura.