Bokura no Eureka (僕らのユリイカ Bokura no Yuriika is the seventh single by Japanese girl group NMB48 .[ 1]
The single was released in four versions: Type A, B, C and Theater Edition. Each of the limited editions came with a bonus DVD will different contents except for similar title track music video. First Press versions of each came with a lottery ticket for handshake event, trading card (1 of 16 for each type – 48 total), and raw photo (1 of 63). The coupling song "Todokana Soude Todoku Mono" was used as the theme song to NMB's comedy show "Geinin! 2".
CD Title Artist(s) 1. "Bokura no Eureka" (僕らのユリイカ 4:10 2. "Todokekana Soude Todoku Mono" (届かなそうで届くもの 3. "Okuba" (奥歯 Shirogumi 4. "Bokura no Eureka off vocal ver." 5. "Todokekana Soude Todoku Mono off vocal ver." 6. "Okuba off vocal ver."
DVD Title 1. "Bokura no Eureka (Music Video)" 2. "Bokura no Eureka (Music Video Dance Ver.)" 3. "Okuba (Music Video)" 4. "Riho Kotani vs Tsukitei Hosei Hetare Taiketsu (Part 1)"
CD Title Artist(s) 1. "Bokura no Eureka" (僕らのユリイカ 2. "Todokekana Soude Todoku Mono" (届かなそうで届くもの 3. "Yabanna Softcream" (野蛮なソフトクリーム Akagumi 4. "Bokura no Eureka off vocal ver." 5. "Todokekana Soude Todoku Mono off vocal ver." 6. "Yabanna Softcream off vocal ver."
DVD Title 1. "Bokura no Eureka (Music Video)" 2. "Bokura no Eureka (Music Video Dance Ver.)" 3. "Yabanna Softcream (Music Video)" 4. "Riho Kotani vs Tsukitei Hosei Hetare Taiketsu (Part 2)"
CD Title Artist(s) 1. "Bokura no Eureka" (僕らのユリイカ 2. "Todokekana Soude Todoku Mono" (届かなそうで届くもの 3. "Hinadande wa Boku no Miryoku wa Ikinainda" (ひな壇では僕の魅力は生きないんだ Namba Teppoutai Sono San 4. "Bokura no Eureka off vocal ver." 5. "Todokekana Soude Todoku Mono off vocal ver." 6. "Hinadande wa Boku no Miryoku wa Ikinainda off vocal ver."
DVD Title 1. "Bokura no Eureka (Music Video)" 2. "Bokura no Eureka (Music Video Dance Ver.)" 3. "Hinadande wa Boku no Miryoku wa Ikinainda (Music Video)" 4. "NMB48 feat. Yoshimotoshinkigeki Vol.6"
CD Title Artist(s) 1. "Bokura no Eureka" (僕らのユリイカ 2. "Okuba" (奥歯 Shirogumi 3. "Yabanna Softcream" (野蛮なソフトクリーム Akagumi 4. "Sayanee" (さや姉 5. "Bokura no Eureka off vocal ver." 6. "Okuba off vocal ver." 7. "Yabanna Softcream off vocal ver." 8. "Sayanee off vocal ver."
(Center: Sayaka Yamamoto )
Team N: Miori Ichikawa , Mayu Ogasawara, Riho Kotani, Kei Jonishi, Miru Shiroma, Sayaka Yamamoto, Akari Yoshida, Miyuki Watanabe
Team M: Rena Shimada, Yui Takano, Airi Tanigawa, Fuuko Yagura, Nana Yamada, Keira Yogi
Team BII: Yuuka Katou, Shu Yabushita
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Team N: Mayu Ogasawara, Haruna Kinoshita, Riho Kotani, Rina Kondo, Kei Jonishi, Miru Shiroma, Sayaka Yamamoto , Akari Yoshida, Miyuki Watanabe
Team M: Momoka Kinoshita, Nana Yamada
Team BII: Yuri Ota, Rina Kushiro, Shu Yabushita
Team A (AKB48 ): Yui Yokoyama Shirogumi Team N: Mayu Ogasawara, Rika Kishino, Haruna Kinoshita, Yuuki Yamaguchi, Kanako Kadowaki, Sayaka Yamamoto
Team M: Yuki Azuma, Natsumi Yamagishi, Nana Yamada, Ayaka Murakami
Team BII: Konomi Kusaka, Emika Kamieda Akagumi Team N: Miori Ichikawa, Narumi Koga, Rina Kondo, Miyuki Watanabe
Team M: Mao Mita, Ayaka Okita, Rena Kawakami, Fuuko Yagura, Momoka Kinoshita
Team BII: Hazuki Kurokawa, Kanako Muro, Rikako Kobayashi
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Namba Teppoutai Sono San Team N: Miru Shiroma, Aika Nishimura
Team M: Sae Murase, Keira Yogi
Team BII: Hono Akazawa, Yuuri Ota
Kenkyuusei: Nagisa Shibuya, Rina Yamao This song is about team captain Sayaka Yamamoto .[ 2]
Team M: Arisa Koyanagi
Team BII: Akari Ishizuka, Anna Ijiri, Mirei Ueda, Mako Umehara, Kono Saki, Tsubasa Yamauchi
Kenkyuusei: Natsuko Akashi, Yumi Ishida, Masako Ishihara, Mizuki Uno, Mai Odan, Noa Ogawa, Chihiro Kawakami, Momoka Shimazaki, Riko Takayama, Honoka Terui, Hiromi Nakagawa, Reina Nakano, Rurina Nishizawa, Momoka Hayashi, Chiho Matsuoka, Megumi Matsumura, Arisa Miura, Ayaka Morita, Rina Yamao 
