#1 - Trapnest, Live 8.88
Season 1 - Episode 17
Nana and Hachi travel back to her hometown to see Trapnest perform. While there, Hachi learns a few things about Nana she didn't know before, including her feelings for Ren now.
#2 - Fireworks Display, Hachi and NANA 8.71
Season 1 - Episode 47
Several years in the future, the members of Blast plus Hachi and her daughter Satsuke meet each other again at Room 707 for the fireworks display, but strangely Nana is not present. Back in 2001, Hachi has cold feet about seeing Nobu again so Nana lies and tells her that he won't be present for the fireworks.
#3 - Look, Hachiko 8.60
Season 1 - Episode 39
The love life of Ren and Nana has leaked to the press. Blast suspects Gaia to be involved. Nana faces the consequences, and leaves a message for Hachiko through a TV broadcast. Hachi on her side is having problems with Takumi and confesses to Junko and Kyosuke that she is in love with him, even though she wishes that she could love Nobu.
#4 - Blast vs. Trapnest 8.57
Season 1 - Episode 44
As both bands rehearse for a TV appearance, Yasu confronts Ren about his drug use and treatment of Nana. Ren later proposes to Nana, followed up by a session of rough sex which excites and terrifies Nana at the same time. Reira and Shin manage to sneak out for some alone time, while Nobu is discouraged when he learns that Miyu is seven years older than him.
#5 - Blast's First TV Performance 8.50
Season 1 - Episode 45
Trapnest and Blast make their TV appearances. Hachi admits to Junko that she feels the desire to explain things to Nobu because Shōji never explained his affair with Sachiko to her. The members of Blast play Mah-Jong with their neighbours, Yuri and Miyu. Hachi arranges to meet up with Blast for the fireworks.
#6 - Hachi's Prayer, NANA's Thoughts 8.50
Season 1 - Episode 18
After the concert, Ren calls Yasu, having noticed Nana in the crowd. With Yasu's help Nana contacts Ren and arranges to meet in their hotel...
#7 - Hachi, High-Class Housewife 8.40
Season 1 - Episode 37
Shouji, Junko and Kyosuke discuss the possibility that Hachi's fiance is Takumi from Trapnest. Meanwhile Hachi meets Naoki for the first time and shows off her new apartment to him and Takumi. Takumi tells Hachi that she doesn't have to keep their relationship a secret from their friends and family and expresses his desire to go and meet with Hachi's parents and sisters.
#8 - Hachi's Child, Pregnancy 8.40
Season 1 - Episode 31
Hachi is pregnant but doesn't know if it's Takumi's or Nobu's. She tries to hide it from those around her, especially Nana.
#9 - Blast, Debut! 8.40
Season 1 - Episode 40
With Blast holed up in a secret hotel room, Misato has come to visit again while Yasu and Gaia finally make a decision about the debut. Nana tells Nobu that she has a plan to get Hachi back. Trapnest's members leave for London and Hachiko heads back to her hometown, while Reira discovers that Blast's debut single will be released on the same day as Trapnest's new single.
#10 - Hachi's Choice 8.40
Season 1 - Episode 33
Hachi makes her final decision about her pregnancy. Takumi surprises her with his own.
#11 - Hachi and Nobu, Urgent Approach 8.33
Season 1 - Episode 28
Hachi decides she will break up with Takumi to be with Nobu.
#12 - Hachi's Desired Future 8.33
Season 1 - Episode 27
BLAST visit Hachi to celebrate their latest success and discuss record contracts. Shin convinces Hachi and Nobu to go to the convenience store to buy more wine. On the way, Hachi and Nobu are forced to face their feelings for each other.
#13 - NANA's Prize 8.29
Season 1 - Episode 19
Nana and Ren discuss their future. Hachi starts thinking about finding another boyfriend. Ren and Nana's band decide to meet at the Nana's apartment to play Mahjong and another surprise guest turns up as well...
#14 - The Broken Strawberry Glass 8.20
Season 1 - Episode 34
Takumi and Hachi tell of their decision to marry. The other Trapnest and Nana are shocked by this. Nana is so upset she drops the Strawberry Glass they bought together back when they first moved in.
#15 - Hachi's Confused Heart 8.20
Season 1 - Episode 24
BLAST are noticed by a record company thanks to Yasu. Nana tells Hachiko what Takumi said to Shin and Nobu but also tells her that Nobu is in love with her. Later that day, Nobu confesses his true feelings to Hachi. Shin leaves his lighter at Reira's and gets it back but spends no time with her much to Reira's chargrin. Hachi is torn between Takumi and Nobu.
#16 - Don't Separate the Joined Hands 8.20
Season 1 - Episode 32
Nana and Nobu argue over what to do about the baby and whether or not Nobu should become the baby's father. Nobu goes to see Hachi. Reira explains the 'red thread' belief to Shin.
#17 - A Capricious and Selfish Man 8.20
Season 1 - Episode 25
Nana goes to live with Ren for the two weeks that Trapnest have off. Reira and Takumi visit America and bump into each other there. Nobu walks Hachi home but Takumi turns up and walks her the rest of the way. Hachi avoids going to watch BLAST practice because she can't face Nobu and Misato comes to visit for summer vacation.
#18 - The Trigger of Fate 8.17
Season 1 - Episode 38
Ren encourages Nana to go and see Hachi, unfortunately Nana and Hachi just miss each other. Hachi meets with Shin and tells him about her pregnancy and decision to marry Takumi.
#19 - Breakdown, NANA's Heart 8.17
Season 1 - Episode 30
Hachi feels ill during work and her boss tells her to see a doctor. Nobu gets Nana a job at the moving company he part-time works for so she can make some money. Hachi makes a shocking discovery.
#20 - Wish of July 7th, Hachi's Love 8.17
Season 1 - Episode 22
The last day of Trapnest's tour is here. Hachi wonders if Takumi will come to see her now that the tour is over. Nobu and Shin join Trapnest at the after party, where a confrontation emerges.
#21 - Blast, Guerilla Live 8.17
Season 1 - Episode 43
A mysterious actress named Miyu gives Nobu directions on how to help Nana with her panic attack. Takumi notices that Reira has Shin's lighter, although Reira claims she received it from a fan. Blast has an unannounced live in Shinjuku, which Hachiko unknowingly stumbles upon.
#22 - The Passing Hachi and NANA 8.17
Season 1 - Episode 26
BLAST's first live is sold out. Hachiko feels lonely after Nana turns her down to celebrating at hers so she goes to see Takumi.
#23 - The Problem of Expressing Love 8.14
Season 1 - Episode 29
Hachiko admits to Nana that she loves Nobu after spending the night at his place. Junko, her boyfriend and Shoji try to analyse why Hachi is with Nobu. Yasu and the record company manager meets with Shin's father to sign the contract.
#24 - Sachiko's Tears, Shoji's Determination 8.14
Season 1 - Episode 13
Hachi finds a new job but is not enjoying it at all. Nana's band finally get an opening to play. To celebrate, they go to the family restaurant where Shoji and Sachiko work. This spells trouble for everyone involved.
#25 - Nobu Arrives in Tokyo! NANA's Song 8.14
Season 1 - Episode 9
Nana and Hachi get settled into their new apartment. Hachi begins her new job. That night, they receive a visitor from Nana's old band back home.