Timeline

A0The following is a timeline of events occurring in JoJo's Bizarre Adventure.

Diamond is Unbreakable Begins
{{Timeline }}
 * OG = Yes
 * owidth = 80%
 * date1 = 1999
 * datecode1 = 1999
 * event1 = Before January 20, Morishita Ichirô buys a New Year's Great Loto ticket.
 * January 20, New Year's Great Loto ticket buyers can receive their prizes.
 * Circa January, 4 months before meeting Koichi, Tamami Kobayashi gains a Stand due to Keicho's Bow and Arrow.
 * February, Rohan moves to Morioh and Keicho pierces him with the arrow. Shigechi gains a stand after being pierced by Keicho.
 * Circa February, Yukako Yamagishi gains a Stand due to Keicho's Bow and Arrow.
 * March, Hazamada makes one of his friend gouge his left eye using his stand because of an argument over a manga or an anime.
 * Diamond is Unbreakable takes place.
 * April, Jotaro, age 28, meets Josuke and Koichi the day they go to 1B class at Budogaoka Highschool. The national institute publish a map of Morioh, the ghost alley does not feature on it.
 * One day after Jotaro's arrival, in the morning 7 corpses made by Angelo are found and Ryohei Higashikata, age 55, is killed by Anjuro "Angelo" Katagiri.
 * 3 days after Ryohei's death, it's raining over Josuke's house and Angelo is fused into a rock by Crazy Diamond. Jotaro learns the Arrow's purpose.
 * Morioh has 81 disappearances cases, including 45 children, which is eight times the mean of Japanese cities of similar size. This is due to Reimi's killer.
 * Koichi Hirose gains a Stand after being pierced by Keicho's Bow and Arrow and healed by Josuke. Keicho Nijimura, age 18, is killed by Akira Otoishi's Stand on a telegraph pole.
 * Okyusau permanently moves to 4-1280 Jozenji road with his father. He has enough money to live there for 5 or 6 years.
 * May 7, 21:29, Tamami eats at Jonny's
 * May 8, the day after, 16:07, Koichi gets home and then awakes Echoes Act 1 and defeats Tamami, age 20.
 * May 9, the day after his defeat, Tamami becomes Koichi's underling.
 * 10 days before the deaths of Bug-Eaten and {{MN|Not Bug-Eaten}, Otoishi tests the effects of the bow and arrow by shooting the two rats with it. Subsequently, both develope a stand ability and begin wrecking havock in their environment, eliminating all other rats they come across and, eventually, attacking a family inside their house, preserving their remains in the refrigerator, and feeding on them until Jotaro and Josuke arrive at the house on the day they go "hunting."
 * Over a month after Jotaro moves in Morioh Grand Hotel room 324
 * 3:25, Hazamada goes to phone Jotaro after a brief fight with Josuke
 * Tamami gets to a hospital for a month after being beaten up by Hazamada.
 * 15 minutes after the phone call, Jotaro reunites with Josuke and Koichi at Morioh Station
 * Surface is destroyed by Josuke
 * 2 days before Joseph's arrival, 10:11PM, Josuke fights Chili Pepper at his home.
 * The day before Joseph's arrival, Jotaro learns about it from a Speedwagon employe.
 * May, 30 days after Jotaro's arrival
 * 20 minutes before Joseph arrives, Jotaro and Okuyasu go to his boat.
 * Otoishi, age 19, is defeated.
 * Noon, Joseph arrives at Morioh Port in a boat called Traffic
 * Otoishi is condemned to jail for 3 years.
 * Two days before meeting Rohan, Hazamada is released from hospital.
 * The day before Koichi meets Rohan, Shizuka, age around 6 months, is found by Joseph.
 * May, Koichi and Hazamada meet Rohan, age 20.
 * One day after Koichi meets Rohan, Josuke and Okuyasu defeats him and Pink Dark Boy begins a month hiatus.
 * 10 days after Otoishi tested the Bow and Arrow, deaths of Bug-Eaten and {{MN|Not Bug-Eaten}}.
 * June, Kira's nails have already grown over 20 cm.
 * June, Toyohiro touches the ground for thelast time for a month.
 * 13 June, Koichi and Rohan discover Reimi's murder 15 years and 10 months after it happened.
 * A few days before June 21, Josuke and Okuyasu meet Shigechi.
 * June 21, the tickets of New Year's Great Loto expire.
 * June 24, death of Shigekiyo "Shigechi" Yangu, his body is totally destroyed.
 * Deaths of Kosaku Kawajiri and Aya Tsuji, their bodies are completely destroyed.
 * Jotaro, Josuke, Koichi and Okuyasu investigate the Kiras' house.
 * Rohan defeats Ken.
 * July 1, Morioh's summer activity begins while Kira impersonates Kosaku. 11:00PM Shinobu goes to bed while Hayato spies on his parents.
 * 2 days before fighting Josuke and Rohan, Fungami is caught in an accident in Futatsumori Tunnel.
 * Monday, 8:00AM Josuke and Okuyasu meet Mikitaka in a Crop Circle in Budogaoka fields,13 hours after Mikitaka had fallen unconscious from being scratched by Yoshihiro's arrow. Tamami gets out of hospital after a month. Rohan's house burns.
 * The day after his house is burned, Rohan encounters Highway Star in Futatsumori Tunnel.
 * Summer, death of Yoshikage Kira.
 * Summer, during Pink Dark Boy's hiatus, Thus Spoke Rohan Kishibe - Episode 16: At a Confessional takes place.
 * Pink Dark Boy resumes publishing, albeit on a monthly schedule.
 * While healing from King Crimson's injuries, in an Italian village, Polnareff discovers Requiem abilities with an arrow found in Egypt.
 * Cioccolata joins Passione after being sacked by his hospital because of a patient's death.
 * date2 = 2000
 * datecode2 = 2000
 * event2 = Mista, age 17, kills 3 men with a revolver and is saved from a jail sentence by Bucciarati.
 * 1 year before Luca's death, the {{UN|Flower Shop Boss|flower shop boss}} learns from his wife that {{UN|Scolippi's Girlfriend|his daughter}} is dating Scolippi.
 * 1 year before Luca's death, the {{UN|Flower Shop Boss|flower shop boss}} learns from his wife that {{UN|Scolippi's Girlfriend|his daughter}} is dating Scolippi.