THE SCIENTIFIC REPORTS OF THE WHALES RESEARCHINSTITUTE, TOKYO, JAPANNUMBER l, JUNE 1948
Akiya, S. and Tejima, S. Studies on Digestive Enzyme in Whale.
Akiya, S., Ishikawa, Y., Tejima, S. and Tanzawa, T. Studies on Tryptase from a Whale(Balaenoptera Borealis L.)
Akiya, S., Tejima, S. and Ishikawa, Y. Studies on the Utilization of Whale Meat by theuse of Pancreatic Tryptase of Whales.
Akiya, S. and Kobo, F. The Test Culture of some Microorganisms with Whale MeatPeptone.
Nakai, T. Chemical Studies on the Freshness of Whale Meat. I. Evaluation of freshness
and changes in quantity of several kinds of nitrogen in whale meat following deterioration of freshness.
Nakai, T. Chemical studies on the Freshness of Whale Meat. II. On comparison between
whale meat and beef on deteioration of freshness and autolysis.
Tawara, T. On the simultaneous extraction of vitamin A-D and vitamin B2 complex fromthe liver of a fin whale (Nagasu-Kujira, Balaenoptera physals L.).
Tawara, T. Studies on Whale Blood. I. On the separation of histidine from whale blood.
Nakai, J. and Shida, T. Sinus-hairs of the Sei-Whale (Balaenoptera-borealis).

NUMBER 2, DECEMBER 1948
Ogawa, T. and Arifuku, S. On the Acoustic System in the Cetacean Brains.
Yamada, M. Auditory Organ of the Whalebone Whales. (Preliminary Report).
Nakai, T. Chemical studies on the Freshness of Whale Meat III. Effect of hydrogen-ion
concentration on decrease in freshness and titration curve of whale meat with HCl andNa2COa.
Ishikawa, S., Omote, Y. and Soma, Y. Analytical Distillation of Vitamin A in the WhaleLiver Oil.
Ishikawa, S., Omote., Y. and Kanno, H. Molecular Distillation of Sperm Whale BlubberOil.
Kaneko, A. Molecular Distillation of Fin Whale Liver Oil.
Akiya, S. and Takahashi, K. Determination of Tryptophane in Whale Meat.
Ishikawa, Y. and Tejima, S. Protein digestive Power of Sperm Whale Pancreatic Enzyme.
Tsukamoto, S. Experiment on Digestion of Whale Meat by Koji-mould.

NUMBER 3, FEBRUARY 1950
Ogawa, T. and Shida, T. On the Sensory Tubercles of Lips and of Oral Cavity in theSei and the Fin Whale.
Ohe, T. Distribution of the Red Marrow in Bones of the Fin Whale.
Hosokawa, H. On the Cetacean Larynx, with Special Remarks on the Laryngeal Sack ofthe Sei Whale and the Aryteno-Epiglottideal Tube of the Sperm Whale.
Akiba, T., Tsuchiya, T., Umehara, M. and Natsume, Y. Bacteriological Studies on Freshness of Whale Meat. (Report No. 1).
Ishikawa, Y. Protein Digestive Power of Sperm Whale Pancreatic Enzyme. II.
Mori, T. and Saiki, M. Properties of Fats and Oils contained in Various Parts of a Sperm
Whale Body.

ii
Tawara, T. and Fukazawa, R. Studies on Kitol I. Preparation of kitol from whale liveroil.
Tawara, T. and Fukazawa, R. Studies on Kitol. II. Influence of kitol fraction on thedetermination of the international unit of vitamin A.
Tawara, T. and Fukazawa, R. Studies on Kitol. III. The effect of sunlight, air and heaton the vitamin A and kitol fractions.
Tawara, T. On the Respiratory Pigments of Whale (Studies on Whale Blood II.)
Yoshida, M. Research on Methionine in Whale.
Mizue, K. Factory Ship Whaling Around Bonin Islands in 1948.
Mizue, K. and Jimbo, H. Statistic Study of Foetuses of Whales.
Nishiwaki, M. and Hayashi, K. Biological Survey of Fin and Blue Whales Taken in theAntarctic Season 1947-48 by the Japanese Fleet.

NUMBER 4, AUGUST 1950
Omura, H. On the Body Weight of Sperm and Sei Whales located in the Adjacent Watersof Japan.
Omura, H. Diatom Infection on Blue and Fin Whales in the Antarctic Whaling Area V(the Ross Sea Area).
Omura, H. Whales in the Adjacent Waters of Japan.
Nishiwaki, M. Determination of the Age of Antarctic Blue and Fin Whales by the Colour
Changes in Crystalline Lens.
Nishiwaki, M. Age Characteristics in Baleen Plates.
Nishiwaki, M. On the Body Weight of Whales.

NUMBER 5, JUNE 1951
Akiba, T., Umehara, M. and Natsume, Y. Bacteriological Studies on Freshness of Whale
Meat. (Report No. II).
Hosokawa, H. On the Pelvic Cartilages of the Balaenoptera-Foetuses, with Remarks on
the Specifical and Sexual Difference.
Ohe, T. Iconography on the Abdominal Cavity and Viscera of the Balaenoptera, with Special Remarks upon the Peritoneal Coverings.
Akiya, S. and Hoshino, 0. Isolation of Histidine from Whale Blood Using 3, 4-Dichlorobenzene Sulfonic Acid.
Tawara, T. and Fukazawa, R. Studies on Kitol IV. Purification of kitol by chromatographie.
Ishikawa, S., Omote, Y. and Okuda, H. Substances Related to Vitamin A in the Whale
Liver Oil.
Ishikawa, S., Omote, Y ., Kijima, M. and Okuda, H. Thermal Decomposition of Kitol.
Mizue, K. Grey Whales in the East Sea Area of Korea.
Mizue, K. Food of Whales (In the Adjacent Waters of Japan).
Nishiwaki, M. and Ohe T. Biological Investigation on Blue Whales (Balaenoptera musculus) and Fin Whales (Baraenoptera physalus) caught by the Japanese AntarcticWhaling Fleets.

NUMBER 6, DECEMBER 1951Hosokawa, H. On the Extrinsic Eye Muscles of the Whale, with Special Remarks upon
the Innervation and Function of the Musculus Retractor Bulbi.
Murata, T. Histological Studies on the Respiratory Portions of the Lungs of Cetacea.

iii
Kojima, T. On the Brain of the Sperm Whale (Physeter Catodon L.).
Mizue, K. and Murata, T. Biological Investigation on the Whales Caught by the Japanese
Antarctic Whaling Fleets Season 1949-50.
Nishiwaki, M. On the Periodic Mark on the Baleen Plates as the Sign of Annual Growth.
Nishiwaki, M. and Hibiya, T. On the Sexual Maturity of the Sperm Whale (Physeter catodon) found in the Adjacent Waters of Japan (I).
Nakai, T. Chemical Studies on Freshness of Whale Meat. IV. Some informations ofAchromobacter ubiquitum isolated from whale carcass.
Nakai, T. and Ono, H. The Effects of Electric Shock and Fatigue on Post-mortem Changes
in Muscle.
Omote, Y. Complete Recovery of Vitamin A from Molecular Distillation Residue of Whaleliver Oil.
Omote, Y. Chemical Structure of Kitol (I). Double bonds and hydroxyl groups.
Hirata, M. Experimental Investigation on Flattened Head Harpoon An Attempt for Restraining Ricochet.

NUMBER 7, JULY 1952
Ogawa, T. On the Cardiac Nerves of Some Cetacea, with Special Reference to Those ofBerardius Bairdii Stejneger.
Akiya, S., Hoshino, 0. and Motohashi, N. On an Attempt to Preserve Whale Meat Freshness with 5-Nitrofurfuriden Aminoguanidine from Decay.
Akiya, S. and Sawamura, R. Colorimetric Determination of 5-Nitro-2 furfuridene Aminoguanidine.
Tomiyama, S. and Takao, M. Studies on Utilization of Higher Fatty Alcohol from Sperm
Whale Oil.
Omote, Y. A Rapid Method for the Separate Determination of Vitamin A and Kitol in
the Whale-liver Oil.
Arai, Y. and Sakai, S. Whale Meat in Nutrition.
Yamaguchi, K. and Fujino, K. On the Serological Constitution of Striped Dolphin (Prodelphinus caeruleo-albus (Meyen)) (I).
Nishimoto, S., Tozawa, M. and Kawakami, T. Food of Sei Whales (Balaenoptera borealis)
Caught in the Bonin Island Waters.
Nishiwaki, M. On the Age-Determination of Mystacoceti, Chiefly Blue and Fin Whales.
Nishiwaki, M. and Hibiya, T. On the Sexual Maturity of the Sperm Whale (Physetercatodon) found in the Adjacent Waters of Japan (II).
Ohno, M. and Fujino, K. Biological Investigation on the Whales Caught by the Japanese
Antarctic Whaling Fleets, Season 1950/51.

NUMBER 8, JUNE 1953
Yamada, M. Contribution to the Anatomy of the Organ of Hearing of Whales.
Omura, H. Biological Study on Humpback Whales in the Antarctic Whaling Areas IV andv.
Fujino, K. On the Serological Constitution of the Sei-, Fin-, Blue- and Humpback-Whales(I).
Ogawa, T. On the Presence and Disappearance of the Hind Limb in the Cetacean Embryos.
Nishiwaki, M. and Yagi, T. On the Age and the Growth of Teeth in a Dolphin, (Prodelphinus caeruleo-albus). (I).
Kakuwa, Z., Kawakami, T. and Iguchi, K. Biological Investigation on the Whales Caught

iv
by the Japanese Antarctic Whaling Fleets in the 1951-52 Season.
Nishiwaki, M. Hermaphroditism in a Dolphin (Prodelphinus caeruleo·albus).

NUMBER 9, JUNE 1954
Akiya, S., Hoshino, 0. and Motohashi, N. Attempt to Preserve Freshness of Whale Meat
With Germicides. II.
Ogawa, T. On the Musculature of the Sinus Venosus and its Continuation with the Socalled Conducting System of the Whale's Heart.
Yamada, M. Some Remarks on the Pygmy Sperm Whale, Kogia.
Yamada, M. An Account of a rare Porpoise, Feresa Gray from Japan.
Omura, H. and Fujino, K. Sei Whales in the Adjacent Waters of Japan. II. Further
studies on the external characters.
Fujino, K. On the Serological Constitution of the Sperm· and Baired beaked-Whales (I)Blood groups of the sperm- and haired beaked·whales.
Fujino, K. On the Body Proportions of the Fin Whales (Balaenoptera physalus (L) caught
in the northern Pacific Ocean (I) (Preliminary Repart).
Nishiwaki, M., Hibiya, T. and Kimura, S. On the Sexual Maturity of the Sei Whale ofthe Bonin Waters.
Uda, M. Studies of the Relation between the Whaling Grounds and the HidrographicalConditions (I).

NUMBER 10, JUNE 1955
Hosokawa, H. Cross-Section of a 12 mm. Dolphin Embryo.
Nemoto, T. White Scars on Whales (I) Lamprey Marks.
Omura, H. and Nemoto, T. Sei whales in the Adjacent Waters of Japan III. Relation
between Movement and Water Temperature of the Sea.
Omura, H., Fujino, K. and Kimura, S. Beaked Whale Beradius eairdi of Japan, withNotes on Ziphius cavirostris.
Fujino, K. On the Body Weight of the Sei Whales located in the Adjacent Waters ofJapan (II).
Nishiwaki, M. On the Sexual Maturity of the Antarctic Male Sperm Whale PhysetGrcatodon L.).
Ohta, K. and Others. Composition of Fin Whale Milk.

NUMBER 11, JUNE 1956
Omura, H. and Sakiura, H. Studies on the Little Piked Whale from the Coast of Japan.
Nishiwaki, M., Hibiya, T. and Kimura, S. On the sexual Maturity of the Sperm Whale(Physeter catodon) found in the North Pacific.
Fujino, K. On the Body Prorortions of the Sperm Whales (Physeter Catodon).
Fujino, K. On the Serological Constitution of the Fin Whales II. Further studies onblood groups.
Nemoto, T. On the Diatoms of the Skin Film of Whales in the Northern Pacific.
Hoshina, T. and Sugiura, Y. On a Skin Diseaoe and a Nematode Parasite of a Dolphin,
Tursiops truncatus (Montagu, 1821).
Iwai, E. Descriptions on Unidentified Species of Dibranchiate Cephalopods. I. An oegopsiden squid belonging to the genus Architeuthis.

vlwai, E. Descriptions on Unidentified Species of Dibranchiate Cephalopods. II. A cranchii·dae squid of the genus Taonius.
Uda, M. and Nasu, K. Studies of the whaling Grounds in the Northern Sea· Region of thePacific Ocean in Relation to the Meteorological and Oceanographic Conditions. (PartI).
Kimura, S. and Nemoto, T. Note on a Minke Whale Kept Alive in Aquarium.
Ishikawa, Y. A Characteristic Property of Whale Oils concerning the Absorption of Gases.
I. On the absorption of carbon dioxide by whale oils.