History Characters / HaikyuuKarasuno

* BirdsOfAFeather: Yamaguchi shares the same traits as the new manager Yachi, as both are first-years who are easily nervous in overwhelming situattions, take advanced classes in Karasuno (bonus points for being able to help Hinata and Kageyama study before attending the Tokyo training camp), are close friends with their respective StoicSpectacles, and they cheer for the team in practice or official matces.

* ACupAngst: Yachi notices [[Gainaxing Saeko's bouncing chest]] during her enthusiastic cheering and then clutches at her own chest in shock. A manga omake has her embarrassed by being on the same movie poster as Saeko and Shimizu, complaining about how flat she is compared to them.

* LongHairedPrettyBoy: [[spoiler: Downplayed. In the post-timeskip, Tsukishima grew his hair a bit longer and appeared much more attractive with it.

->'''Current concern:''' What she'd do if she ended up in a situation where she died or was about to die.

* ACupAngst: Yachi notices Saeko's bouncing chest during her enthusiastic cheering and then clutches at her own chest in shock. A manga omake has her embarrassed by being on the same movie poster as Saeko and Shimizu, complaining about how flat she is compared to them.
* AffectionateNickname: Is called "Yacchan" by some members of the team and other volleyball acquaintances,due to her endearing personality.

ThoseTwoGuys: Tsukishima is usually seen hanging out with Yamaguchi.

* ThoseTwoGuys: He is rarely seen without his ChildhoodFriend.

* WhiteCollarWorker: [[spoiler: Post-college timeskip reveals that Yamaguchi is wearing an office attire because of his job at a home electronics company.]]

* JerkWithAHeartOfGold: Acts very smug towards Hinata and Kageyama upon meeting them, often mocking the latter for his old habits as the "King of the Court" as well as using the nickname just to mess with him. He is shown to have a kinder side to him, although though they're usually reserved for his close friend Yamaguchi and his brother Akiteru. For all his bad attitude, to his credit he also ''does'' help Hinata and Kageyama study when they ask him to, and in the OVA he blatantly insults them in order to motivate them to study harder.

* BirdsOfAFeather: Yamaguchi shares the same traits as the new manager Yachi, as both are easily nervous in overwhelming situattions, take advanced classes in Karasuno (bonus points for willing to help Hinata and Kageyama study before attending the Tokyo training camp), are close friends with their respective StoicSpectacles, and they cheer for the team in practice or official matces.

* TokenGoodTeammate: Downplayed. Of all four first-years, Yamaguchi is simply a timid and kindhearted guy who doesn't stand out, a lot, unlike the volleyball idiots (Hinata and Kageyama) or the smartass (Tsukishima). In addition to him being [[TheBenchwarmer the only first-year player out from the starting lineup]], he has a goal of becoming special by learning how to pinch serve under Shimada's mentorship.

* TokenGoodTeammate: Downplayed. Of all four first-years, Yamaguchi is simply a timid and kindhearted guy who isn't chaotic like Hinata and Kageyama, nor snarky like Tsukishima. In addition to him being [[TheBenchwarmer the only first-year player out from the starting lineup]], he has a goal of becoming special by learning how to pinch serve under Shimada's mentorship.

* TerribleArtist: If you see her handmade flyer to recruit new managers, it appears to look terribly drawn. The ''Haikyuu-bu!!'' chapter focuses on Shimizu's several attempts of her flyer drawings, and hilariously, Tanaka and Nishinoya praised her for her efforts.

* TerribleArtist: If you see her handmade flyer to recruit new managers, it appears to look terribly drawn.
** The ''Haikyuu-bu!!'' chapter focuses on Shimizu's several attempts of her flyer drawings, and hilariously, Tanaka and Nishinoya praised her for her efforts.

* HeroicSelfDeprecation: She initially doesn't believe she's capable of becoming anyone particularly significant (referring to herself as a "Villager B"), but she proves to be a great help to the Karasuno team. Her confidence improves over the course of the series.

* {{Foil}}: To Nishinoya. Asahi is [[ShrinkingViolet shy and insecure]] despite [[GentleGiant looking big and threatening]], while Nishinoya is almost too [[LargeHam loud and blunt]] for his short stature. They even play opposite positions on the team: Asahi is the ace, which means he gets most of the attack points, while Nishinoya being the libero is responsible for only the receives. [[AllThereInTheManual Trivia]] takes it further: [[MeaningfulName their names]] contrast, with Asahi's name translating to "Eastern Peaks Morning Sun" and Nishinoya's name being "Western Valley Evening". And finally, their mirrored birthdays (01/01 for Asahi and 10/10 for Nishinoya) also drive the point home.

* {{Foil}}: To Asahi. Asahi is [[ShrinkingViolet shy and insecure]] despite [[GentleGiant looking big and threatening]], while Nishinoya is almost too [[LargeHam loud and blunt]] for his short stature. They even play opposite positions on the team: Asahi is the ace, which means he gets most of the attack points, while Nishinoya being the libero is responsible for only the receives. [[AllThereInTheManual Trivia]] takes it further: [[MeaningfulName their names]] contrast, with Asahi's name translating to "Eastern Peaks Morning Sun" and Nishinoya's name being "Western Valley Evening". And finally, their mirrored birthdays (01/01 for Asahi and 10/10 for Nishinoya) also drive the point home.

* WeaponBasedCharacterization: A downplayed example. The cover for volume 16 shows that Tsukishima holds a shield to represent his notable blocking skills.

* InnocentlyInsensitive: Played for laughs. In one of the CD dramas, Tanaka questioned his teammates as to why Nishinoya isn't popular with girls. Yamaguchi answered that the libero is quite childish, much to the latter's chagrin.

* OnlySaneMan: Among the first years, Yamaguchi takes this role whenever it's either Tsukishima bickering Kageyama or Hinata making any trouble, or perhaps both. [[spoiler: This hints the former coward's position as captain in his third year.]]

* WeaponBasedCharacterization: A downplayed example. Yamaguchi was called "Karasuno's Spear", given his newfound specialty in pinch serving. The cover for Volume 16 shows that Yamaguchi holds one with pride.

* UnderstandingBoyfriend: [[DownplayedTrope Not officially Yachi's boyfriend]], but Yamaguchi cheered her up from her insecurities about her looks, stating that every beauty is different. Takeda pointed out that of all boys in the team, Yamaguchi has the least trouble of getting a girlfriend.

* WeaponBasedCharacterization: A downplayed example; the shield represents Tsukishima's notable blocking skills.

* OnlySaneMan: Among first years, Yamaguchi occasionally takes this role whenever it's either Tsukishima bickering Kageyama or Hinata making any trouble. [[spoiler: This hints the former coward's position as captain in his third year.]]

* WeaponBasedCharacterization: A downplayed example. Yamaguchi represents the spear of the team, given his newfound specialty in pinch serving.

* VerbalTic: He does a "tch" sound whenever he's frustrated or annoyed, which of course happens 98% of the time. Hinata jokes it makes him sound like a clock.

* TeamDad: To the first-years since he's completely a NiceGuy who doesn't make any trouble, and [[spoiler:even after succeeding Ennoshita as captain,]] he often had to put up Tsukishima and Kageyama's constant bickering.

* PsychoticSmirk: A downplayed example. After hearing the news that he's the only one invited to the All-Japan Youth Training Camp, Kageyama looked down on Hinata with a cocky smile, saying that he's going ahead, [[PlayedForDrama much to the latter's jealousy and frustration]].

* BewareTheNiceOnes: Yamaguchi is an absolute sweetheart and means no harm However, he has his limits; at one point, he grabs Tsukishima, whom he is tired of seeing him not work hard enough, by his shirt and ''literally'' shakes some sense into him with an ArmorPiercingQuestion and a look of absolute anger on his face. Tsukishima is deeply shocked by this.

* ADayInTheLimelight: Her search for a successor is a subplot while Karasuno begin training for the Miyagi Spring High Preliminaries and study for exams. During Nationals she has a chapter dedicated to her past and her feelings about her journey as the manager.

* GirlishPigtails: Usually wears one pigtail on the side, which emphasizes her cuteness.

* BreakTheCutie: The shy and amicable Yamaguchi has a few moments of this, which includes his freckles being the reason why he was bullied as a kid, his best friend's lack of effort and attitude in volleyball, and, to a more emphasizing take as a player, his first jump float serve during the Inter-High match with Aoba Johsai.

* LuminescentBlush: Yamaguchi is often seen blushing whenever he feels embarrassed or encounters a cute girl like Yachi.

* TokenGoodTeammate: Downplayed. Of all four first-years, Yamaguchi is simply timid and kindhearted guy who isn't chaotic like Hinata and Kageyama, nor snarky like Tsukishima. In addition to him being [[TheBenchwarmer the only first-year player out from the starting lineup]], he has a goal of becoming special by learning how to pinch serve under Shimada's mentorship.

** During a training camp hosted by Shiratorizawa staff, Hinata manages to help get Yūdai Hyakuzawa out of his head with all of his self doubt. When Hyakuzawa asks him why Hinata cares so much about helping someone from another team, Hinata responds that [[SpiritedCompetitor it wouldn't be fun to beat them in a match if they're not playing their best.]]

* BreakTheCutie: The shy and amicable Yamaguchi has a few moments of this, which includes his freckles being the reason why he was bullied as a kid, his best friend's lack of effort in volleyball, and, to a more emphasizing take as a player, his first jump float serve during the Inter-High match with Aoba Johsai.

* TeamDad: To the first-years since he's completely a NiceGuy, and [[spoiler:even after succeeding Ennoshita as captain,]] he often had to put up Tsukishima and Kageyama's constant bickering.

* BookSmart: Aside from the fact that he is bad at English and has 3/5 game sense from his character profile, Yamaguchi is in Class 4, one of the two advanced classes.

* IdiotHero: Besides being BookDumb, Hinata is usually clueless about the topic at hand.

** While Shiratorizawa Academy was his top pick for his high school choices, Kageyama failed his entrance exam, resulting him to attend Karasuno High instead.

->'''Current concern:''' When he thinks a cute girl's come over to talk to him, all she'll ask about is Tsukki.

* ProperTightsWithASkirt: At school, unlike other significant female students of Karasuno, Shimizu always wears tights with her main uniform (blouse and skirt) even in the summer. This is part of her stoic and introverted image, though it doesn't stop people from admiring her beauty. {{Justified|Trope}} as she wears tights to hide the leg scars she got from doing hurdles in junior high school. In other official art she's always seen in tights whenever she wears short skirts (but she appears to prefer long skirts in-series).

* BookSmart: Yachi is from Class 1-5, one of the two advanced classes in Karasuno High, and unlike[[FourEyesZeroSoul Tsukishima]], she is more willing to help Hinata and Kageyama study for finals exams.

* ShrinkingViolet: Very timid than Yamaguchi. She’s more of a "nervous" variety (especially when surrounded by taller boys), than outright shy.

* TeamDad: To the first-years since he's completely a Nice Guy, and [[spoiler:even after succeeding Ennoshita as captain,]] he often had to put up Tsukishima and Kageyama's constant bickering.

* BookSmart: Yachi is from Class 1-5, one of the two advanced classes in Karasuno High, and unlike another BookSmart Tsukishima, she is more willing to help Hinata and Kageyama study for finals exams.

* ShrinkingViolet: Very timid. She’s more of a "nervous" variety (especially when surrounded by taller boys), than outright shy.

* TeamMom: Sugawara has a calm, soothing personality, being a source of support for the team. He’s also the only one who can lecture Daichi, the resident TeamDad.

* TeamDad: Of all second-years, Ennoshita is this to his classmates (usually Tanaka and Nishinoya when it comes to academics). [[spoiler: He later succeeded Daichi shortly after the third years' graduation.]]

* BewareTheNiceOnes: Yamaguchi is an absolute sweetheart and means no harm. However, he has his limits. At one point he grabs Tsukishima, whom he is tired of seeing him not work hard enough, by his shirt and ''literally'' shakes some sense into him with an ArmorPiercingQuestion and a look of absolute anger on his face. Tsukishima is deeply shocked by this.

* TeamDad: [[spoiler: In his third year, Yamaguchi succeeded Ennoshita and earned the captain position, and he often had to put up Tsukishima and Kageyama's constant bickering.]]