Heiji Hattori and Kazuha Toyama

Heiji and Kazuha

Heiji Hattori and Kazuha Toyama serve as the beta couple for Detective Conan and a foil for Shinichi and Ran's relationship.

Background

Detective Conan

Heiji and Kazuha have been best friends since childhood and has kept close together throughout the years. Kazuha is perhaps the most important and closest person to him out of everyone in the series, vice versa. They go just about everywhere together from vacations to dinner dates, and even mystery cases. There are very rare episodes where the two aren't together because they always travel together to most of the places they go to. Kazuha and Heiji both share Twin Good - Luck Charms that contain the chain that kept them bonded together from when they where children and have worn them throughout the years. Heiji has been shown to be very jealous when another man takes a interest in her, as seen when he was clearly jealous when she told him she was hugging another man. In their love life status, Kazuha seems to be a few levels ahead of Heiji. Her feelings for him are pretty clear (love), while Heiji is still at a kindergarten level in the feelings department, however, recently, he's has begun to understand his feelings for Kazuha. Although, Heiji still can't find a way to express them to her, parallel to Shinichi's dilemma.

Moments

Episode 118: Naniwa Serial Murder Case

• Kazuha Toyama, makes her first appearance. She sits next to Ran and Conan, and begins to threaten Ran that she should stay far away from Heiji. Kazuha actually thought Ran was Kudo, who Heiji often talk about and say how amazing a person he was.Kazuha had believed "Kudo", was his girlfriend and became extremely jealous of their "love", and upon seeing Ran, where they were supposed to meet up with Heiji, her jealousy only deepened. However, it was all cleared up by Heiji, when he arrived, moments later.

• Heiji and Kazuha reveal that their "bond of steel", meant how they were both chained to each other by handcuffs as children.

• Ran thought Kazuha and Heiji were dating.To which Kazuha denies, while slightly blushing.

• Kazuha admits that she was secretly following them since Tsuuten Tower, in order to keep Heiji from,"being tricked by a Tokyo girl", all the while blushing.

• Heiji allows Kazuha to tag along on the "Osaka Tour".

• Kazuha calls out for Heiji, when he runs off to investigate with Conan.

• Kazuha asks Heiji if he has the charm, much to her relief, he said, "Yes. Don't worry, See you later".

• Heiji and Kazuha have their first onscreen "love fight".

• After Heiji was accidentally shot by the culprit, Kazuha, Ran, and Conan decided to drive with him to the hospital. Heiji told them not to worry, be quiet, so he can sleep. When he closed his eyelids, Both of them thought Heiji had just died, and Kazuha began to cry, until Heiji loudly awoke and told her to be silent, so he can rest. Them, the two get into another love quarrel.

Episode 141-142:The Night Before the Wedding Locked Room Murder Case Arc

• Kazuha and Heiji are in Tokyo together, to take a tour with Kogoro,Ran, and Conan.

• Kazuha is still treating Ran coldly, and Ran doesn't know why. When the two were alone, in the car, Ran asked why she was, Kazuha shyly explains that it was because she and Heiji were wearing the same shirt, just as they did when Kazuha made her first appearance. Even though Ran tried to tell her it was only a coincidence, Kazuha had a hard time believing her story. That was until Ran took off the shirt she was wearing and put on the one she bought earlier. Ran's selfless action, finally convinced Kazuha that Ran only thought of Heiji as a friend, and since then, both of the girls have been great friends towards each other.
• At the Meiji Jing, Heiji told Kazuha she should pray for "thinner legs", this caused Kazuha to slightly blush.

• Kazuha was slightly irritated that Heiji was talking to Kaede Katagiri.

• Heiji and Kazuha are walking next to each other toward the Morisono Mansion.

• After a window was suddenly broken, Heiji told Kazuha to go and get Mr. Shigematsu.

• Kazuha hides behind Heiji and holds his shoulder, when they, Conan, and Kogoro went to go see where the blood was leading to.

• Heiji tells Kazuha to round up everyone who was involved in the case.

• Kazuha was shocked at Heiji's attitude when Sakuraba was arrested, however this was all apart of his and Conan's plan to catch the real killer, Kikuhito Morisono.

• At the end of the case, Heiji was waiting for Kazuha at the train station, to go back to Osaka, he was speaking to Conan and Kogoro, before the girls showed up. Kazuha was convinced by Ran to wear the same t-shirt as Heiji was. After Heiji asked why she wore the same thing, Kazuha decided it was too embarassing and went off to change. Heiji stopped her, explaining he liked it and they looked like siblings. Kazuha thought he was about to say something romantic, but was slightly disappointed by his answer.

Episode 174:The 20 Year Old Murder Case,The Symphony Serial Murders

• Heiji comments that he and Kazuha aren't "like Ran and Shinichi", but stops speaking on after Conan reminds him why.

• Heiji looks happily at the charm Kazuha gave him, before he left, wondering about if it worked or not. As he thought this, he also thought about Kazuha's angry face. Then, Ran and Conan, began to tease him about thanking Kazuha for the charm. Heiji greatly denied thinking about the charm, saying he should throw it in the sea, but decides to keep it, thinking he might be punished if he did.

Episode 222-224: And Then There Were No More Mermaids Arc

• Heiji and Kazuha travel to an island called, Fukui, to investigate, along with Kogoro,Ran,and Conan, with them.

• Heiji and Kazuha wear their school uniforms at Yoshimi's funeral service.

• When Kazuha discovered the body of Naoko, Heiji showed up next to her, and realized something had happened and asked what was wrong.

• Kazuha follows Heiji, who goes out to investigate Conan's deductions, and ends up learning that Conan was right, but he ends up nearly falling off a cliff,but is saved by Kazuha, who ends up falling instead, with Heiji barely saving her, but now, both are endanger, with Heiji barely holding onto a weak, small branch. Heiji keeps on telling Kazuha to hold on, but Kazuha, afraid of losing Heiji, decides to sacrifice herself to save him,she takes out the arrow she had won ealier, and stabs it in his hand,that was holding her.Instead of moving his bleeding hand, he doesn't let go, with a surprised Kazuha asking why he would,with tears in her eyes,suddenly, Heiji, in a serious tone, with an equally determined face, tells her, he won't let go and she shouldn't either. Later, at the end of Conan/Kogoro's deductions on the murder cases, Heiji appears, and behind him is Kazuha, whom he presumbaly carried, after she fainted.

• Ran teases Kazuha and Heiji, about the wound that he recieved from Kazuha, as the "stab of love".

• Heiji gives his most memorable line of his feelings for Kazuha:

“	"Fool.You're too naive. I will never... never...let you be hurt."	„
— Heiji's seecret promise to Kazuha, that she will always be safe, when he's with her.

Episode 238-239:The 3 "K's" of Osaka Arc

• Kazuha was inside Heiji's house, helping with some chores. She then overhears Heiji talking to a "mysterious woman", but was actually Conan, although, thanks to Kazuha's easily jealous nature, she thinks Heiji is having an affair with a married woman.

• Kazuha shows up with Heiji, at the priemere opening of, "K3 World Restaurant".

• Kazuha tells Ran about Heiji's strange behavior, with the conversation he had with the "woman", and the "affair", he might be having.

• Kazuha slyly hints to Heiji she knows about his "affair", but he's left confused at her statement, and she doesn't say anymore.

• Heiji scolds Kazuha for not learning some simple facts on sports, in which, Kazuha smartly replies, "So I should be more interested in their phone numbers, then their uniform numbers, right?", Heiji is confused at her question, and she saids it means nothing.

• Heiji tells Kazuha to make sure the three "kings", stay in their rooms.

• Kazuha tells Ran not to worry about Conan helping Heiji investigate, and proudly adds that since Heiji's on the case, no on will get hurt. Her statement is a storng indication that she forgot about Heiji's "presumed affair".

• At Heiji's house, Kazuha smiles, along with Ran and Kogoro, when Heiji, inadverently, cheers up Conan, and saying, "That those two look like brothers.".

Episode 263: The Osaka Double Mystery- The Swordsman and Toyotami's Castle

• Kazuha finds Heiji so he can arrive to his kendo tournament on time, even though he was in the BOYS BATHROOM, and she purposely DROPPED a bucket on his head.

• Kazuha thought she was the reason Heiji skipped a few preliminaries, because she gave him a scar on Bikuni Island, but instead he made a joke out of it, causing Kazuha, not surprisingly, to walk off angry.

• Kazuha cheered Heiji on, when his match was about to begin.

• Later, after the first murder was committed, Kazuha found Heiji, to remind him to eat his lunch, so he can have his strength and energy for the semi-preliminary games.

• Kazuha is searching and yelling for Heiji.

• Kazuha grabs Heiji, after the case is solved, so he can compete in the tournament, but was too late.

• Kazuha falls asleep, onto Heiji's shoulder, before she could even eat the blowfish, Shizuka Hattori had made. Shizuka tells her son that it was because she kept looking for him all day.

• While in the car, Kazuha overhears her father, Detective Toyama, telling Heiji's father,Heizo Hattori, that since Kazuha is "reaching the age of marriage", he wants Heiji to be with her, and not some, "irresponsible punk". Kazuha is slightly angry at her father's statement, but this scene showed that Kazuha's father wishes that his daughter and Heiji marry, meaning he trusts Heiji with Kazuha.

• Heiji lets Kazuha give Kogoro Mouri, Ran Mouri, and Conan Edogawa a tour of Osaka, but sarcastically states he regrets it. Then, he comes very close to her face, when he scolded her, Kazuha then would defend herself, in a "girlfriend" way.

• Heiji grabs Kazuha's arm, by surprise, telling her not to help the tourist group they met, or as he dubbed them, "weirdos".

• Heiji and Kazuha have another "love quarrel", about Kazuha's misplaced wallet, which she stated was because Heiji kept rushing her to leave. When he suggested that she forget about it, Kazuha told him it had her "lucky charm" inside, and raindrop hits her face. Heiji mistakes this as tears, and tells her not cry, until he realizes the rain pouring down. As the two look up at the sky about to rain, the viewers notice how close they are to each other.

• Kazuha tells Heiji that she isn't lying about the "treasure" their fathers were talking about before the current case started.

• Kazuha's father, Detective Toyama arrives to help in the case, courtesy of Kazuha, so Heiji wouldn't be too preoccupied and they could have a delicious dinner. However, Heiji reacts badly and immaturely to her proposal, and begins berating her out loud and in front of her father, who reminds Heiji to be polite to Kazuha, when he's around, with a menacing glare. Getting the idea, Heiji quickly changes his attitude, and "respectfully" declined her invite, and tells her to go eat with Ran, which she does in irritation. This is a bit of foreshadowing, that a girl's boyfriend is expected be nice to her, while in front of her father, especially if her father's tough,has a gun,works with the law enforcement, or all of the above, even though they're not officially a couple. Although, as Kazuha leaves with Ran, she looks back at Heiji and smiles, secretly happy of his decision.

• At the restaurant, Ran figures out that Kazuha called her father to HELP Heiji, and she tried to cover it up with insults, so she wouldn't be embarrassed. After this, Kazuha admits it was true, but she wanted to see Heiji's expression when he solved a case, that being the trait she ADMIRES and LOVES the most about him.

• Heiji hears Kazuha's scream, and quickly becomes worried.

• Heiji asks Kazuha questions about the supposed "suicide".

• Kazuha tells everyone Heiji they solved the case, and left with Conan. Kazuha stated she knew, while smiling and blushing, saying that, "Heiji had that look on his face, whenever he solved case".

Red Horse Inside the Flame Arc

• After the last arc, Heiji and Kazuha stay at the Mouri Residence.

• Kazuha told Ran that Heiji and Cona get along very well, making Ran comment that Kazuha might be jealous of the Conan's relationship with Heiji, but Kazuha tries to explain that's not what she meant.

• Heiji momentarily looks back at the two girls, probably at Kazuha, worrying that the arsonist might strike near the Mouri Residence, until Conan, dryly, explains it wouldn't.

Episode 381-382: Whose Reasoning Show Arc

• Heiji and Kazuha go to visit Ran,Conan, and Kogoro in Tokyo.

• Heiji and Kazuha have a "love fight", over whether to go to Koshien or Takarazuka, and decide to do a deduction competition, that Kogoro suggested on an unsolved case.

• Kazuha and Heiji are next to each other, during the investigation.

• In a brief moment,Kazuha smiles at Heiji, as he deduces the victim's dying message, before she realized about their "competition".

• After found out some crucial tricks the culprit used on the case,he looks over at Kazuha, and apologizes that he was going to win. However, he notices her crying over not figuring out the case.As Heiji he watches his expression becomes more sad and guilty.

• Leaving off from the last scene,Heiji recalls Shinichi's speech on "inferior and superior" deductions, and chooses to let Kazuha win, by secretly giving her hints.

• Even though Heiji did win the showdown, he didn't mean to, he only wanted to give enough hints so Kazuha would scope out the real culprit.He tries to tell Kazuha they can go to Takarazuka, but she decides not to,much to his confusion.

• Kazuha congradulates Heiji on winning, and agrees to go to Koshien,Ran tries to convince her that she did do half the work, but Kazuha decides to not bother about it.She secretly reveals to herself, that she didn't care if she wnt to Koushien or Takaeazuka, all she wanted to see Heiji's expression of when he solved a case.

Episode 383:Miracle at Koshien Ball Park, The Defiants Face the Dark Demon

• Heiji and Kazha, appear with Conan and Ran, during the opening of the special episode. Both were seen standing next to each other, during the ending.

• After Conan's introduction, Kazuha was on the same side as Heiji.

• Kazuha starts to wonder what's taking Heiji so long.

• Heiji grabs the phone picked up,and begins to yell,greatly shocking and confusing Kazuha.

Episode 406-408: Conan and Heiji's Mysterious Magic Arc

• Heiji accompanies Kazuha to a magic show in Osaka.

• Kazuha became noticebly irritated at Heiji, when he stated the women in the magic show were "beauties".

• Conan and Heiji dash worriedly to where they heard Ran and Kazuha scream.

• Heiji teases Kazuha about wanting to see a magic show.

• Kazuha tells Heiji that Hoshikawa couldn't be the criminal, because she hugged him, causing Heiji to become frustrated, and chastise her for bieng "intimate" with an adult man briefly.

• After Kazuha comments on how "brilliant and cool" Shinichi Kudo is, Heiji quickly becomes jealous, walks over to her, with an aggravted look and takes taking Ran's cellphone, with an excuse, he roughly grabs Conan, and sarcastically asks what the "great Kudo", has come up with during the investigation.

• Heiji confides in Conan, that whenever Kazuha speaks with anothe guy, he starts getting agitated and not able to concentrate. Conan realizes that Heiji has fallen in love with Kazuha, without even knowing it himself, but instead of telling him the real reason Heiji had these feelings, Conan saids the reason Heiji is feeling this way is because he's a "brat".

• Heiji is shocked at the fact Kazuha was speaking to another man, and the becomes noticeably jealous, and before further investigating the case, he tells her to stay with Ran, giving the reason that she made him angry. Kazuha starts wonders why he's behaving so strangely, and Ran tries tell her, Heiji was jealous, but Kazuha misunderstood.

• Kazuha grabs Heiji's arm, so he can reveal how Hoshikawa committed the crime, but it leaves the Osaka boy detective blushing.

• At the end of the case, Heiji finally figures out why he was acting so weird, and was going to tell Kazuha he didn't like Kazuha talking to other guys because she was his follower, such as, how her father is his father's subordinate. This, of course got Kazuha very upset. Then, the two began another one of their, "love fights".

Movies and OVAs

In The 7th movie Crossroad in the Ancient Capital Heiji realizes that Kazuha was his first love and remains to be his true love from that day. Though they may bicker and make fun of each other, Heiji and Kazuha both care for each other very deeply and cares for the others safety and would even risk their own safety for the cost of the others.

Trivia

• Fans of the Heiji-Kazuha pairing sometimes refer to them as "KazuHei."
• Kazuha's father once told Heiji's father that he would prefer for Kazuha to marry Heiji than any other boy.
• In most openings, the couple have been shown together.
• Their habit of calling each other, "Ahou", might be their own little "pet name", for each other.

See also

• Heiji Hattori
• Kazuha Toyama
• Shinichi Kudo and Ran Mouri
• Kaito Kuroba and Aoko Nakamori