Part 1 (Kira Case) --
DN timeline (added in with AU events):
24 April, 2004 - Light's first visit with the task force - Saturday
26 April, 2004 - Second Kira sends a second video. The term "Shinigami" is used - Monday
27 April, 2004 - Interview letter from Hogwarts - Tuesday
27 April, 2004 - Light realizes he won't be able to continue his game with L and kill him because of Ryuk and the one year gap needed for the Triwizard Tournament - Tuesday
[28-29] April, 2004 - Light 'officially' stops playing 'Kira vs L'. Stops being fake to L, though still stays with the task force - Thursday
1 May, 2004 - Interview with McGonagall at Mahoutokoro - Saturday
1 May, 2004 - Realizes that Kami/God really exist, Magic exists and Light isn't a God - Saturday
2 May, 2004 - Light discovers the extent of the Death Note's effect on his mind - Sunday
3 May, 2004 - Light accepts he admires L as much as he hated him before - Monday
5 May, 2004 - L accepts he likes Light - Wednesday
12 May, 2004 - A mysterious diary arrives from the Second Kira - Wednesday
14 May, 2004 - Light and Sayu's day out - Friday
14 May, 2004 - L decides to pursue a relationship with Light - Friday
17 May, 2004 - Light's arranged car accident - Monday
20 May, 2004 - Light's fake funeral - Thursday
22 May, 2004 - Aoyama visit day, Matsuda goes alone - Saturday
22 May, 2004 - Sayu receives Light's letter confirming he is alive. Sends a letter back - Saturday, late night
23 May, 2003 - Light receives Sayu's reply - Sunday
26 May, 2004 - Shibuya visit, Matsuda goes alone - Monday
30 May, 2004 - Tokyo Dome visit - Sunday
12 June, 2004 - L gets the approval to have several high profile individuals followed - Saturday
15 June, 2004 - Misa Amane is caught as second Kira and put into solitary - Tuesday
17 June, 2004 - Misa Amane breaks in solitary. Shinigami Rem shows herself to L - Thrusday
18 June, 2004 - Sayu Yagami's birthday - Friday
20 June, 2004 - Sayu Yagami's birthday party - Sunday
10 July, 2004 - Sayu Yagami and Misa Amane meet at Note Blue - Saturday
12 July, 2004 - Misa Amane sees Light Yagami's picture and points out something is wrong with his name and lifespan - Monday
19 July, 2004 - L visits BB at prison - Monday
20 July, 2004 - BB decides to with L to Japan instead of to Wammy's - Tuesday
21 July, 2004 - BB and Misa tell L Light has no lifespan. L rethinks Light being alive. The trio reach Japan - Wednesday
22 July, 2004 - L locks himself in his room, depressed and wondering if Light committed suicide - Thursday
24 July, 2004 - BB meets the Task Force. There's a blowup about Light being Kira. Misa is suspicious again - Saturday
26 July, 2004 - L decides to start working on the Kira case again. To close it and get Misa's help to track down Light - Monday
[26- 30] July, 2004 - BB hatches a plan with Rem about making a third Kira
30 July, 2004 - L comes out of isolation with a plan. Third Kira has started killing - Friday
3 August, 2004 - Misa meets with Sayu - Tuesday
10 August, 2004 - Sayu sees news about third Kira killing on TV. Task force moves to new HQ - Tuesday
20 August, 2004 - Fourth Kira starts killing - Friday
21 August, 2004 - Misa helps BB with covering his burns - Saturday
23 August, 2004 - Misa leaves for her movie shoot - Monday
24 August, 2004 - BB breaks the plumbing system at HQ. Visits Yagami household. Gets yeeted by Sayu - Tuesday
25 August, 2004 - L figures out the first defense at Yagami household is Sayu - Wednesday
27 August, 2004 - BB breaks into Sayu's room. Gets mauled by Hikari - Friday
29 August, 2004 - BB's blood matches in the system. L hacks in and changes the results - Sunday
5 September, 2004 - L backtracks unknown hacker who got into NPA database. Finds Matt and doesn't track further - Sunday
20 September, 2004 - Misa comes back from her movie shoot after 3 weeks - Monday
20 September, 2004 - Matt tells L he didn't hack the NPA. First set of flowers arrive (pink and red carnations, irises) - Monday
23 September, 2004 - L finds the Yotsuba stock price increase - Thursday
25 September, 2004 - Second set of flowers arrive - Saturday
26 September, 2004 - BB's taunting video airs. Mikami Teru has a psychotic break - Sunday
27 September, 2004 - Task Force is disbanded - Monday
28 September, 2004 - Third set of flowers arrive (Purple hyacinth and red tulips) - Tuesday
30 September, 2004 - BB finds Mikami Teru. Fourth set of flowers arrive (White clover and Heliotrope). Misa points out they're for L and L figured out they're from Light - Thursday
1 October, 2004 - Higuchi is arrested as third Kira - Friday
2 October, 2004 - Mikami Teru is arrested as fourth Kira - Saturday
3 October, 2004 - Mikami Teru is arrested as Fourth Kira. Fifth set of flowers arrive (red and blue roses) - Sunday
[4 - 8] October, 2004 - Kira case is closed - [Monday - Friday]
7 October, 2004 - Sixth set of flowers arrive (purple hyacinths and chocolate roses) - Thursday
9 October, 2004 - L talks to Sayu about Light - Saturday
14 October, 2004 - L gets an owl from Light - Thursday
20 October, 2004 - Sayu tells Sachiko Light is alive - Wednesday
29 October, 2004 - L invites Misa for Christmas. They leave for Wammy's - Friday
31 October, 2004 - Halloween - Sunday
31 October, 2004 - L gets sweets from Light - Sunday
HP timeline:
[1 September, 1993/2003 - 21 June, 1994/2004] - Harry Potter's third year (canon/AU)
[22 June, 1994/2004 - 1 September, 1994/2004] - Summer Vacation (canon/AU)
Events during summer vacation:
24 August, 1994/2004 - Picking HP up from the Durselys (canon/AU) - Tuesday
25 August, 1994/2004 - Quidditch World cup (canon/AU) - Wednesday
[26 August, 1994/2004 - 31 August, 1994/2004] - Hogwarts shopping (canon/AU)
1 September, 1994/2004 - Returning to Hogwarts (canon/AU)
[17 May, 2004 - 18 July, 2004] - Light is at Mahoutokoro, getting educated and trained.
18 July, 2004 - Light arrives at Wizarding Britain via Portkey - Sunday
19 July, 2004 - Light starts the process of setting up a new Gringotts account - Monday
22 July, 2004 - Light wonders why L hasn't announced the capture of second Kira and stopping of the killings - Thursday
24 July, 2004 - Light creates a ownerless, no-Shinigami-attached, fake Death Note - Saturday
25 July, 2004 - Light flirts with staff at F&B, starts a friendship with senior staff, figures out his new and improved way works in Britain now - Sunday
1 August, 2004 - Light meets Dumbledore and goes to a staff meeting at Hogwarts. Moved in at staff quarters at Hogwarts - Sunday
15 August, 2004 - News of Kira killings starting comes in from Sayu's letter. Light figures out L is protecting the second Kira. Has minor panic attack and heartache - Sunday
19 August, 2004 - Finally recovers enough to interact with other staff. Defeats McGonagall, Flitwick and Snape in chess using extremely aggressive tactics - Tuesday
21 August, 2004 - Light sends a letter to Sayu telling her Misa Amane is second Kira and to be careful of her - Thursday
25 August, 2004 - Quidditch World cup - Wednesday
27 August, 2004 - Weasley's go book shopping - Friday
1 September, 2004 - Returning to Hogwarts - Wednesday
2 September, 2004 - First Muggle Studies class - Thursday
3 September, 2004 - Light realizes L was flirting with him, was serious and Light had reciprocated his feelings - Friday
4 September, 2004 - Light wonders whether he should send flowers to L. Decides to ask Sayu - Saturday
5 September, 2004 - Light hacks into NPA and changes the names and faces of Kira Task Force members. Fakes trail to a unknown childish hacker (Matt) - Sunday
7 September, 2004 - Light wonders why Sayu still hasn't sent a reply after nearly 2 weeks - Tuesday
10 September, 2004 - Matt gets credit for Light's work - Friday
11 September, 2004 - Light has enough waiting for Sayu's reply. Gets Oddment to contact her - Saturday
12 September, 2004 - Light gets Sayu's reply. Sends a reply back to give him a week and keep Hikari with her - Sunday
13 September, 2004 - Light sends Sayu a box of sneakoscopes as a temporary measure - Monday
18 September, 2004 - Light sends Sayu one half of a two-way mirror. They talk - Saturday
20 September, 2004 - Light sends flowers to L (first set: pink and red carnations, irises) - Monday
23 September, 2004 - Oddment informs Light L hasn't noticed the flowers - Thursday
24 September, 2004 - Light sends flowers to L (second set: White, pink and red camellias) - Friday (late night. Hence 25th on L's side in Japan)
25 September, 2004 - Still no reaction from L - Saturday
27 September, 2004 - Adrian Pucey hands Light an essay defending pureblood ideology with a 'well structed, logical argument' - Monday
27 September, 2004 - Light sends flowers to L (third set: Purple hyacinth and red tulips) - Wednesday (late night. Hence 28th on L's side in Japan)
30 September, 2004 - Light sends flowers to L (fourth set: White clover and Heliotrope) - Thursday
30 September, 2004 - Ancient Runes OWLs - Thursday
1 October, 2004 - Staff meeting - Friday
2 October, 2004 - Oddment tells Light L noticed the flowers and likes them - Saturday
3 October, 2004 - Light sends flowers to L (fifth set: red and blue roses) - Sunday (early morning)
3 October, 2004 - Light talks to Sayu. Invites her to the Yule Ball - Sunday
4 October, 2004 - Slytherin is in the negatives. Moody|Barty gives warning about Possessed Humans and Beings to students on Dumbledore's recc - Monday
7 October, 2004 - Light sends flowers to L (sixth set: purple hyacinths and chocolate roses) - Thursday
10 October, 2004 - Light decides to take a chance and send L an owl - Sunday
17 October, 2004 - L replies back with a 'yes' - Sunday
21 October, 2004 - Light has a call with Sayu (Sachiko in the background) - Thursday
30 October, 2004 - Beauxbatons and Durmstrang arrive - Saturday
30 October, 2004 - Ryuk finds Threstals at Hogwarts - Saturday
31 October, 2004 - Light sends Halloween sweets to L and Sayu - Sunday
31 October, 2004 - Harry Potter's name comes out from the Goblet of Fire - Sunday