Kokoro no Placard

"Kokoro no Placard" (心のプラカード) is the 37th single by the Japanese idol group AKB48. It was released in Japan on August 27, 2014. It was the 5th best-selling single of the year in Japan, with 1,058,059 copies.

2014 general election
The lineup for the title track and supporting B-sides was determined by the results from the AKB48's 2014 general election. Mayu Watanabe of AKB48's Team B received the most votes and became the center, or headlining performer, for the single.

Promotion and release
The single was released in five types: Type A (two versions: regular and limited), Type K (regular and limited), Type B (regular and limited), Type D (regular and limited) and the Theater Edition.

The lyrics of the song were written by Yasushi Akimoto, the music composed by Yusuke Itagaki.

The full version of MV has not been released along with the single "Kibouteki Refrain", and due to the delay, was released a week later, on December 1.

Reception
The single debuted at number one in the Oricon Daily Singles Chart with 871,923 copies sold on the first day. It reached number-one on the weekly Oricon Singles Chart.

"Kokoro no Placard"
The lineup for the title track consists of the top 16 members from AKB48's 2014 general election. The center performer for the track is Mayu Watanabe
 * AKB48 Team A: Rina Kawaei, Haruna Kojima, Haruka Shimazaki, Minami Takahashi
 * AKB48 Team K: Yui Yokoyama
 * AKB48 Team B: Yuki Kashiwagi, Mayu Watanabe
 * SKE48 Team S: Jurina Matsui
 * SKE48 Team E: Aya Shibata, Akari Suda, Rena Matsui
 * NMB48 Team N: Sayaka Yamamoto
 * HKT48 Team H: Rino Sashihara
 * HKT48 Team KIV: Sakura Miyawaki
 * SNH48 Team SII: Sae Miyazawa
 * Nogizaka46: Rina Ikoma

"Dareka ga Nageta Ball"
Performed by Undergirls, which consist of members who ranked 17 to 32 in AKB48's 2014 general election.
 * AKB48 Team A: Anna Iriyama, Tomu Muto
 * AKB48 Team K: Rie Kitahara
 * AKB48 Team B: Aki Takajo, Juri Takahashi
 * AKB48 Team 4: Rena Kato, Yuria Kizaki, Minami Minegishi
 * SKE48 Team S: Masana Oya
 * SKE48 Team KII: Akane Takayanagi
 * SKE48 Kenkyusei: Kaori Matsumura
 * Team M: Nana Yamada
 * Team BII: Miyuki Watanabe
 * Team H: Haruka Kodama
 * Team KIV: Mio Tomonaga, Madoka Moriyasu

"Hito Natsu no Hankouki"
Performed by Next Girls, which consist of members who ranked 33 to 48 in AKB48's 2014 general election.
 * AKB48 Team K: Mako Kojima, Yuka Tano
 * AKB48 Team 4: Yukari Sasaki
 * SKE48 Team S: Haruka Futamura
 * SKE48 Team KII: Yukiko Kinoshita, Airi Furukawa
 * SKE48 Team E: Kyoka Isohara, Tsugumi Iwanaga
 * Team M: Miru Shiroma, Reina Fujie, Fuuko Yagura
 * Team BII: Ayaka Umeda
 * Team H: Chihiro Anai, Meru Tashima
 * Team KIV: Aika Ota, Aoi Motomura

"Seikaku ga Warui Onna no Ko"
Performed by Future Girls, which consist of members who ranked 49 to 64 in AKB48's 2014 general election.
 * AKB48 Team K - Haruka Ishida, Misaki Iwasa
 * AKB48 Team B - Natsuki Uchiyama, Asuka Kuramochi
 * AKB48 Team 4 - Nana Okada, Miki Nishino
 * SKE48 Team KII - Mina Oba, Nao Furuhata, Yamada Mizuho
 * SKE48 Team E - Kanon Kimoto
 * NMB48 Team N - Riho Kotani, Kei Jonishi
 * NMB48 Team BII - Miori Ichikawa, Shu Yabushita
 * HKT48 Team H - Riko Sakaguchi, Natsumi Matsuoka
 * Center - Misaki Iwasa

"Chewing Gum no Aji ga Naku Naru Made"
Performed by Upcoming Girls, which consist of members who ranked 65 to 80 in AKB48's 2014 general election.

JKT48 Version
JKT48 released their 7th single Papan Penanda Isi Hati -Message on a Placard- on 27 August 2014 with Shania Junianatha as this single's center. This CD (JKT48 Theater and Rakuten version) has tickets to Pensi JKT48 (Art Show).

Track listing
The single has three versions: Regular Edition distributed by CD Shops (CD+DVD), Regular Edition distributed by JKT48 Theater and Rakuten (CD+DVD), and Theater Edition (CD only).

Regular edition
Bonus
 * Photopack
 * PENSI JKT48 Ticket (only on ones distributed by JKT48 Theater and Rakuten)

Theater edition

 * Bonus
 * JKT48 Trump Card
 * Handshake ticket

Personnel

 * Center: Shania Junianatha
 * Team J: Beby Chaesara Anadila, Devi Kinal Putri, Haruka Nakagawa, Jessica Vania, Jessica Veranda, Melody Nurramdhani Laksani, Nabilah Ratna Ayu Azalia, Rezky Wiranti Dhike, Thalia Ivanka Elizabeth
 * Team KIII: Cindy Yuvia, Ratu Vienny Fitrilya, Rina Chikano, Riskha Fairunissa, Shinta Naomi, Thalia