Question: Capt. Denver Vernon Truelove took part in what raid on the Japanese capital Tokyo on Saturday, April 18, 1942.

Context paragraphs:
Tokyo Magnitude 8.0: Tokyo Magnitude 8.0 (Japanese: 東京マグニチュード8.0 , Hepburn: Tōkyō Magunichūdo 8.0 ) is a Japanese anime television series that premiered on Fuji TV's noitamina timeslot on July 9, 2009, where it ended its original run on September 17.  Directed by Masaki Tachibana and written by Natsuko Takahashi, it is an original series co-produced by Bones and Kinema Citrus.  The 11-episode series centres on two young siblings, Mirai and Yūki, and single mother Mari who the two meet in the aftermath of a major earthquake hitting the Japanese capital, placed in the near future (2012).

Sasago Tunnel: The Sasago Tunnel (笹子トンネル , Sasago Tonneru ) is a Japanese twin-bore motorway tunnel on the Chūō Expressway on the border of the cities of Kōshū and Ōtsuki in Yamanashi Prefecture, Japan.  It is located about 80 km west of the capital Tokyo.  It was built in 1977.

Dauntless Dotty: Dauntless Dotty is the nickname of a Boeing B-29-40-BW Superfortress during the Second World War that led the first B-29 raid on Tokyo on 24 November 1944, the first bombing attack of the Japanese capital since the Doolittle Raid on 18 April 1942.

Fall of Edo: The Fall of Edo (江戸開城 , Edo Kaijō ) took place in May and July 1868, when the Japanese capital of Edo (modern Tokyo), controlled by the Tokugawa shogunate, fell to forces favorable to the restoration of Emperor Meiji during the Boshin War.

Denver V. Truelove: Capt. Denver Vernon Truelove (April 10, 1919 - April 5, 1943) was a United States Air Force bombardier who served during World War II.  He was one of the eighty Doolittle Raiders who bombed Japan in April 1942.

2/25th Battalion (Australia): The 2/25th Battalion was an infantry battalion of the Australian Army which served during the Second World War.  Raised in 1940, from volunteers drawn primarily from the state of Queensland, after completing its training the battalion undertook garrison duties in Darwin before deploying to the Middle East in mid-1941, as part of the 24th Brigade.  There, it took part in more garrison duties in the Western Desert and in Palestine before it was reassigned from the 9th Division to the 7th Division and subsequently committed to the Syria–Lebanon campaign against the Vichy French.  In early 1942, the 2/25th was returned to Australia to fight against the Japanese.  Following this it took part in the fighting in New Guinea, undertaking two deployments there, firstly in 1942–43 during which it took part the fighting along the Kokoda Track and around Buna–Gona, and then again in 1943–44 when it helped to secure Lae before advancing into Finisterre Ranges.  The battalion's final involvement in the war came in mid-1945, when it took part in the Borneo campaign, landing at Balikpapan.  The battalion was disbanded in early 1946.

18th Brigade (Australia): The 18th Brigade was an infantry brigade of the Australian Army, which served during the Second World War.  The brigade was raised on 13 October 1939 and was one of the first three infantry brigades of the Second Australian Imperial Force (2nd AIF) to be formed.  Initially commanded by Brigadier Leslie Morshead, it served in the United Kingdom in 1940–1941, where it helped bolster the British garrison in anticipation of a possible German invasion following the Fall of France.  In early 1941, the brigade was transferred to the Middle East where it later took part in fighting against the Italians in Libya and then helped to defend the besieged port of Tobruk before fighting against the Vichy French in the Syria–Lebanon campaign.  The 18th Brigade was withdrawn to Australia in early 1942, and it later took part in the fighting against the Japanese in Pacific fighting several campaigns in New Guinea between late 1942 and early 1944.  Its final involvement of the war came in mid-1945 when it took part in re-taking Balikpapan.  Following the end of hostilities, the 18th Brigade was disbanded on 3 January 1946.

Doolittle Raid: The Doolittle Raid, also known as the Tokyo Raid, on Saturday, April 18, 1942, was an air raid by the United States on the Japanese capital Tokyo and other places on the island of Honshu during World War II, the first air operation to strike the Japanese Home Islands.  It demonstrated that Japan itself was vulnerable to American air attack, served as retaliation for the Japanese attack on Pearl Harbor, and provided an important boost to American morale.  The raid was planned and led by Lieutenant Colonel James "Jimmy" Doolittle of the United States Army Air Forces.

Samurai bond: A samurai bond is a yen-denominated bond issued in Tokyo by non-Japanese companies, and is subject to Japanese regulations.  These bonds provide the issuer with an access to Japanese capital, which can be used for local investments or for financing operations outside Japan.  Foreign borrowers may want to issue in Samurai market to hedge against foreign currency exchange risk.  Another intention may be simultaneously exchanging the issue into another currency, in order to take advantage of lower costs.  Lower costs may result from investor preferences that differ across segmented markets or from temporary market conditions that differentially affect the swaps and bond markets.

ASIMO: ASIMO (whose name comes from English initials or words Advanced Step in Innovative Mobility) is a humanoid robot created by Honda in 2000.  It is currently displayed in Miraikan museum in the Japanese capital city of Tokyo.

Supporting paragraphs: Denver V. Truelove Doolittle Raid
Answer: Doolittle Raid